Home / 126,216.28-174,173.30-69,627.64

Finding the Fourth Proportional to 126,216.28, 174,173.30 and 69,627.64

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Solution

The fourth proportional to 126,216.28, 174,173.30 and 69,627.64 is: 96,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,216.28 : 174,173.30 = 69,627.64 : x
  2. Step 2: Convert to fraction form
    126,216.28/174,173.30 = 69,627.64/x
  3. Step 3: Cross multiply
    126,216.28x = 174,173.30 × 69,627.64
  4. Step 4: Simplify right side
    126,216.28x = 12,127,275,830.01
  5. Step 5: Solve for x
    x = 12,127,275,830.01/126,216.28
  6. Step 6: Final answer
    x = 96,083.29

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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.