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Finding the Fourth Proportional to 63,329.32, 87,390.84 and 35,033.32

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Solution

The fourth proportional to 63,329.32, 87,390.84 and 35,033.32 is: 48,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,329.32 : 87,390.84 = 35,033.32 : x
  2. Step 2: Convert to fraction form
    63,329.32/87,390.84 = 35,033.32/x
  3. Step 3: Cross multiply
    63,329.32x = 87,390.84 × 35,033.32
  4. Step 4: Simplify right side
    63,329.32x = 3,061,591,262.79
  5. Step 5: Solve for x
    x = 3,061,591,262.79/63,329.32
  6. Step 6: Final answer
    x = 48,343.98

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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.