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Finding the Fourth Proportional to 92,882.92, 139,280.46 and 35,983.47

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Solution

The fourth proportional to 92,882.92, 139,280.46 and 35,983.47 is: 53,958.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,882.92 : 139,280.46 = 35,983.47 : x
  2. Step 2: Convert to fraction form
    92,882.92/139,280.46 = 35,983.47/x
  3. Step 3: Cross multiply
    92,882.92x = 139,280.46 × 35,983.47
  4. Step 4: Simplify right side
    92,882.92x = 5,011,794,599.54
  5. Step 5: Solve for x
    x = 5,011,794,599.54/92,882.92
  6. Step 6: Final answer
    x = 53,958.19

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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.