Home / 114,981.14-158,679.20-63,997.13

Finding the Fourth Proportional to 114,981.14, 158,679.20 and 63,997.13

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Solution

The fourth proportional to 114,981.14, 158,679.20 and 63,997.13 is: 88,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,981.14 : 158,679.20 = 63,997.13 : x
  2. Step 2: Convert to fraction form
    114,981.14/158,679.20 = 63,997.13/x
  3. Step 3: Cross multiply
    114,981.14x = 158,679.20 × 63,997.13
  4. Step 4: Simplify right side
    114,981.14x = 10,155,013,390.70
  5. Step 5: Solve for x
    x = 10,155,013,390.70/114,981.14
  6. Step 6: Final answer
    x = 88,318.95

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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.