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Finding the Fourth Proportional to 63,339.88, 87,409.64 and 35,046.16

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Solution

The fourth proportional to 63,339.88, 87,409.64 and 35,046.16 is: 48,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,339.88 : 87,409.64 = 35,046.16 : x
  2. Step 2: Convert to fraction form
    63,339.88/87,409.64 = 35,046.16/x
  3. Step 3: Cross multiply
    63,339.88x = 87,409.64 × 35,046.16
  4. Step 4: Simplify right side
    63,339.88x = 3,063,372,228.98
  5. Step 5: Solve for x
    x = 3,063,372,228.98/63,339.88
  6. Step 6: Final answer
    x = 48,364.04

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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.