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Finding the Fourth Proportional to 93,990.80, 141,023.12 and 41,363.38

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Solution

The fourth proportional to 93,990.80, 141,023.12 and 41,363.38 is: 62,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,990.80 : 141,023.12 = 41,363.38 : x
  2. Step 2: Convert to fraction form
    93,990.80/141,023.12 = 41,363.38/x
  3. Step 3: Cross multiply
    93,990.80x = 141,023.12 × 41,363.38
  4. Step 4: Simplify right side
    93,990.80x = 5,833,192,901.35
  5. Step 5: Solve for x
    x = 5,833,192,901.35/93,990.80
  6. Step 6: Final answer
    x = 62,061.32

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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.