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Finding the Fourth Proportional to 104,227.76, 156,550.84 and 62,189.87

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Solution

The fourth proportional to 104,227.76, 156,550.84 and 62,189.87 is: 93,409.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,227.76 : 156,550.84 = 62,189.87 : x
  2. Step 2: Convert to fraction form
    104,227.76/156,550.84 = 62,189.87/x
  3. Step 3: Cross multiply
    104,227.76x = 156,550.84 × 62,189.87
  4. Step 4: Simplify right side
    104,227.76x = 9,735,875,449.76
  5. Step 5: Solve for x
    x = 9,735,875,449.76/104,227.76
  6. Step 6: Final answer
    x = 93,409.62

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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.