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Finding the Fourth Proportional to 67,656.60, 101,374.10 and 36,033.10

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Solution

The fourth proportional to 67,656.60, 101,374.10 and 36,033.10 is: 53,990.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,656.60 : 101,374.10 = 36,033.10 : x
  2. Step 2: Convert to fraction form
    67,656.60/101,374.10 = 36,033.10/x
  3. Step 3: Cross multiply
    67,656.60x = 101,374.10 × 36,033.10
  4. Step 4: Simplify right side
    67,656.60x = 3,652,823,082.71
  5. Step 5: Solve for x
    x = 3,652,823,082.71/67,656.60
  6. Step 6: Final answer
    x = 53,990.64

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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.