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Finding the Fourth Proportional to 104,184.88, 156,292.20 and 32,143.88

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Solution

The fourth proportional to 104,184.88, 156,292.20 and 32,143.88 is: 48,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,184.88 : 156,292.20 = 32,143.88 : x
  2. Step 2: Convert to fraction form
    104,184.88/156,292.20 = 32,143.88/x
  3. Step 3: Cross multiply
    104,184.88x = 156,292.20 × 32,143.88
  4. Step 4: Simplify right side
    104,184.88x = 5,023,837,721.74
  5. Step 5: Solve for x
    x = 5,023,837,721.74/104,184.88
  6. Step 6: Final answer
    x = 48,220.41

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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.