Home / 127,351.68-175,737.60-70,761.12

Finding the Fourth Proportional to 127,351.68, 175,737.60 and 70,761.12

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Solution

The fourth proportional to 127,351.68, 175,737.60 and 70,761.12 is: 97,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,351.68 : 175,737.60 = 70,761.12 : x
  2. Step 2: Convert to fraction form
    127,351.68/175,737.60 = 70,761.12/x
  3. Step 3: Cross multiply
    127,351.68x = 175,737.60 × 70,761.12
  4. Step 4: Simplify right side
    127,351.68x = 12,435,389,402.11
  5. Step 5: Solve for x
    x = 12,435,389,402.11/127,351.68
  6. Step 6: Final answer
    x = 97,646.06

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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.