Home / 126,220.34-174,171.97-69,628.07

Finding the Fourth Proportional to 126,220.34, 174,171.97 and 69,628.07

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Solution

The fourth proportional to 126,220.34, 174,171.97 and 69,628.07 is: 96,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,220.34 : 174,171.97 = 69,628.07 : x
  2. Step 2: Convert to fraction form
    126,220.34/174,171.97 = 69,628.07/x
  3. Step 3: Cross multiply
    126,220.34x = 174,171.97 × 69,628.07
  4. Step 4: Simplify right side
    126,220.34x = 12,127,258,641.66
  5. Step 5: Solve for x
    x = 12,127,258,641.66/126,220.34
  6. Step 6: Final answer
    x = 96,080.06

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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.