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Finding the Fourth Proportional to 63,264.60, 87,299.10 and 34,965.72

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Solution

The fourth proportional to 63,264.60, 87,299.10 and 34,965.72 is: 48,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,264.60 : 87,299.10 = 34,965.72 : x
  2. Step 2: Convert to fraction form
    63,264.60/87,299.10 = 34,965.72/x
  3. Step 3: Cross multiply
    63,264.60x = 87,299.10 × 34,965.72
  4. Step 4: Simplify right side
    63,264.60x = 3,052,475,886.85
  5. Step 5: Solve for x
    x = 3,052,475,886.85/63,264.60
  6. Step 6: Final answer
    x = 48,249.35

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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.