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Finding the Fourth Proportional to 93,667.92, 140,358.24 and 63,643.92

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Solution

The fourth proportional to 93,667.92, 140,358.24 and 63,643.92 is: 95,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,667.92 : 140,358.24 = 63,643.92 : x
  2. Step 2: Convert to fraction form
    93,667.92/140,358.24 = 63,643.92/x
  3. Step 3: Cross multiply
    93,667.92x = 140,358.24 × 63,643.92
  4. Step 4: Simplify right side
    93,667.92x = 8,932,948,597.90
  5. Step 5: Solve for x
    x = 8,932,948,597.90/93,667.92
  6. Step 6: Final answer
    x = 95,368.28

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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.