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Finding the Fourth Proportional to 110,497.30, 165,890.49 and 65,600.62

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Solution

The fourth proportional to 110,497.30, 165,890.49 and 65,600.62 is: 98,486.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,497.30 : 165,890.49 = 65,600.62 : x
  2. Step 2: Convert to fraction form
    110,497.30/165,890.49 = 65,600.62/x
  3. Step 3: Cross multiply
    110,497.30x = 165,890.49 × 65,600.62
  4. Step 4: Simplify right side
    110,497.30x = 10,882,518,996.10
  5. Step 5: Solve for x
    x = 10,882,518,996.10/110,497.30
  6. Step 6: Final answer
    x = 98,486.74

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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.