Home / 134,966.76-202,572.99-71,839.89

Finding the Fourth Proportional to 134,966.76, 202,572.99 and 71,839.89

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Solution

The fourth proportional to 134,966.76, 202,572.99 and 71,839.89 is: 107,825.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,966.76 : 202,572.99 = 71,839.89 : x
  2. Step 2: Convert to fraction form
    134,966.76/202,572.99 = 71,839.89/x
  3. Step 3: Cross multiply
    134,966.76x = 202,572.99 × 71,839.89
  4. Step 4: Simplify right side
    134,966.76x = 14,552,821,318.57
  5. Step 5: Solve for x
    x = 14,552,821,318.57/134,966.76
  6. Step 6: Final answer
    x = 107,825.23

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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.