Home / 71,781.04-107,553.08-41,710.87

Finding the Fourth Proportional to 71,781.04, 107,553.08 and 41,710.87

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Solution

The fourth proportional to 71,781.04, 107,553.08 and 41,710.87 is: 62,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,781.04 : 107,553.08 = 41,710.87 : x
  2. Step 2: Convert to fraction form
    71,781.04/107,553.08 = 41,710.87/x
  3. Step 3: Cross multiply
    71,781.04x = 107,553.08 × 41,710.87
  4. Step 4: Simplify right side
    71,781.04x = 4,486,132,373.37
  5. Step 5: Solve for x
    x = 4,486,132,373.37/71,781.04
  6. Step 6: Final answer
    x = 62,497.45

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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.