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Finding the Fourth Proportional to 93,160.92, 139,763.04 and 26,601.96

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Solution

The fourth proportional to 93,160.92, 139,763.04 and 26,601.96 is: 39,909.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,160.92 : 139,763.04 = 26,601.96 : x
  2. Step 2: Convert to fraction form
    93,160.92/139,763.04 = 26,601.96/x
  3. Step 3: Cross multiply
    93,160.92x = 139,763.04 × 26,601.96
  4. Step 4: Simplify right side
    93,160.92x = 3,717,970,799.56
  5. Step 5: Solve for x
    x = 3,717,970,799.56/93,160.92
  6. Step 6: Final answer
    x = 39,909.12

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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.