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Finding the Fourth Proportional to 63,888.63, 88,162.63 and 36,658.95

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Solution

The fourth proportional to 63,888.63, 88,162.63 and 36,658.95 is: 50,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,888.63 : 88,162.63 = 36,658.95 : x
  2. Step 2: Convert to fraction form
    63,888.63/88,162.63 = 36,658.95/x
  3. Step 3: Cross multiply
    63,888.63x = 88,162.63 × 36,658.95
  4. Step 4: Simplify right side
    63,888.63x = 3,231,949,445.04
  5. Step 5: Solve for x
    x = 3,231,949,445.04/63,888.63
  6. Step 6: Final answer
    x = 50,587.24

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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.