Home / 126,422,308.71-174,461,467.50-74,201,255.24

Finding the Fourth Proportional to 126,422,308.71, 174,461,467.50 and 74,201,255.24

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Solution

The fourth proportional to 126,422,308.71, 174,461,467.50 and 74,201,255.24 is: 102,396,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,422,308.71 : 174,461,467.50 = 74,201,255.24 : x
  2. Step 2: Convert to fraction form
    126,422,308.71/174,461,467.50 = 74,201,255.24/x
  3. Step 3: Cross multiply
    126,422,308.71x = 174,461,467.50 × 74,201,255.24
  4. Step 4: Simplify right side
    126,422,308.71x = 12,945,259,878,640,158
  5. Step 5: Solve for x
    x = 12,945,259,878,640,158/126,422,308.71
  6. Step 6: Final answer
    x = 102,396,958.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.