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Finding the Fourth Proportional to 63,368.68, 87,447.72 and 35,073.76

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Solution

The fourth proportional to 63,368.68, 87,447.72 and 35,073.76 is: 48,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,368.68 : 87,447.72 = 35,073.76 : x
  2. Step 2: Convert to fraction form
    63,368.68/87,447.72 = 35,073.76/x
  3. Step 3: Cross multiply
    63,368.68x = 87,447.72 × 35,073.76
  4. Step 4: Simplify right side
    63,368.68x = 3,067,120,343.83
  5. Step 5: Solve for x
    x = 3,067,120,343.83/63,368.68
  6. Step 6: Final answer
    x = 48,401.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.