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Finding the Fourth Proportional to 104,194.80, 156,061.80 and 41,833.20

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Solution

The fourth proportional to 104,194.80, 156,061.80 and 41,833.20 is: 62,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,194.80 : 156,061.80 = 41,833.20 : x
  2. Step 2: Convert to fraction form
    104,194.80/156,061.80 = 41,833.20/x
  3. Step 3: Cross multiply
    104,194.80x = 156,061.80 × 41,833.20
  4. Step 4: Simplify right side
    104,194.80x = 6,528,564,491.76
  5. Step 5: Solve for x
    x = 6,528,564,491.76/104,194.80
  6. Step 6: Final answer
    x = 62,657.30

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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.