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Finding the Fourth Proportional to 110,492.64, 165,590.80 and 60,497.44

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Solution

The fourth proportional to 110,492.64, 165,590.80 and 60,497.44 is: 90,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,492.64 : 165,590.80 = 60,497.44 : x
  2. Step 2: Convert to fraction form
    110,492.64/165,590.80 = 60,497.44/x
  3. Step 3: Cross multiply
    110,492.64x = 165,590.80 × 60,497.44
  4. Step 4: Simplify right side
    110,492.64x = 10,017,819,487.55
  5. Step 5: Solve for x
    x = 10,017,819,487.55/110,492.64
  6. Step 6: Final answer
    x = 90,665.04

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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.