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Finding the Fourth Proportional to 104,446.52, 156,669.78 and 63,155.96

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Solution

The fourth proportional to 104,446.52, 156,669.78 and 63,155.96 is: 94,733.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,446.52 : 156,669.78 = 63,155.96 : x
  2. Step 2: Convert to fraction form
    104,446.52/156,669.78 = 63,155.96/x
  3. Step 3: Cross multiply
    104,446.52x = 156,669.78 × 63,155.96
  4. Step 4: Simplify right side
    104,446.52x = 9,894,630,358.89
  5. Step 5: Solve for x
    x = 9,894,630,358.89/104,446.52
  6. Step 6: Final answer
    x = 94,733.94

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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.