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Finding the Fourth Proportional to 110,473.50, 165,401.49 and 59,690.62

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Solution

The fourth proportional to 110,473.50, 165,401.49 and 59,690.62 is: 89,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,473.50 : 165,401.49 = 59,690.62 : x
  2. Step 2: Convert to fraction form
    110,473.50/165,401.49 = 59,690.62/x
  3. Step 3: Cross multiply
    110,473.50x = 165,401.49 × 59,690.62
  4. Step 4: Simplify right side
    110,473.50x = 9,872,917,487.02
  5. Step 5: Solve for x
    x = 9,872,917,487.02/110,473.50
  6. Step 6: Final answer
    x = 89,369.10

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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.