Home / 151,402.38-208,711.13-96,948.51

Finding the Fourth Proportional to 151,402.38, 208,711.13 and 96,948.51

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Solution

The fourth proportional to 151,402.38, 208,711.13 and 96,948.51 is: 133,645.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,402.38 : 208,711.13 = 96,948.51 : x
  2. Step 2: Convert to fraction form
    151,402.38/208,711.13 = 96,948.51/x
  3. Step 3: Cross multiply
    151,402.38x = 208,711.13 × 96,948.51
  4. Step 4: Simplify right side
    151,402.38x = 20,234,232,589.17
  5. Step 5: Solve for x
    x = 20,234,232,589.17/151,402.38
  6. Step 6: Final answer
    x = 133,645.41

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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.