Home / 134,910.70-202,366.05-129,151.60

Finding the Fourth Proportional to 134,910.70, 202,366.05 and 129,151.60

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Solution

The fourth proportional to 134,910.70, 202,366.05 and 129,151.60 is: 193,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,910.70 : 202,366.05 = 129,151.60 : x
  2. Step 2: Convert to fraction form
    134,910.70/202,366.05 = 129,151.60/x
  3. Step 3: Cross multiply
    134,910.70x = 202,366.05 × 129,151.60
  4. Step 4: Simplify right side
    134,910.70x = 26,135,899,143.18
  5. Step 5: Solve for x
    x = 26,135,899,143.18/134,910.70
  6. Step 6: Final answer
    x = 193,727.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.