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Finding the Fourth Proportional to 93,892.61, 140,744.15 and 58,856.87

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Solution

The fourth proportional to 93,892.61, 140,744.15 and 58,856.87 is: 88,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,892.61 : 140,744.15 = 58,856.87 : x
  2. Step 2: Convert to fraction form
    93,892.61/140,744.15 = 58,856.87/x
  3. Step 3: Cross multiply
    93,892.61x = 140,744.15 × 58,856.87
  4. Step 4: Simplify right side
    93,892.61x = 8,283,759,845.53
  5. Step 5: Solve for x
    x = 8,283,759,845.53/93,892.61
  6. Step 6: Final answer
    x = 88,225.90

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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.