Home / 52,088.40-71,864.16-33,930.72

Finding the Fourth Proportional to 52,088.40, 71,864.16 and 33,930.72

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Solution

The fourth proportional to 52,088.40, 71,864.16 and 33,930.72 is: 46,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,088.40 : 71,864.16 = 33,930.72 : x
  2. Step 2: Convert to fraction form
    52,088.40/71,864.16 = 33,930.72/x
  3. Step 3: Cross multiply
    52,088.40x = 71,864.16 × 33,930.72
  4. Step 4: Simplify right side
    52,088.40x = 2,438,402,691.00
  5. Step 5: Solve for x
    x = 2,438,402,691.00/52,088.40
  6. Step 6: Final answer
    x = 46,812.78

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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.