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Finding the Fourth Proportional to 67,808.64, 101,735.04 and 32,752.32

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Solution

The fourth proportional to 67,808.64, 101,735.04 and 32,752.32 is: 49,139.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,808.64 : 101,735.04 = 32,752.32 : x
  2. Step 2: Convert to fraction form
    67,808.64/101,735.04 = 32,752.32/x
  3. Step 3: Cross multiply
    67,808.64x = 101,735.04 × 32,752.32
  4. Step 4: Simplify right side
    67,808.64x = 3,332,058,585.29
  5. Step 5: Solve for x
    x = 3,332,058,585.29/67,808.64
  6. Step 6: Final answer
    x = 49,139.14

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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.