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Finding the Fourth Proportional to 63,087.95, 87,058.96 and 34,793.64

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Solution

The fourth proportional to 63,087.95, 87,058.96 and 34,793.64 is: 48,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,087.95 : 87,058.96 = 34,793.64 : x
  2. Step 2: Convert to fraction form
    63,087.95/87,058.96 = 34,793.64/x
  3. Step 3: Cross multiply
    63,087.95x = 87,058.96 × 34,793.64
  4. Step 4: Simplify right side
    63,087.95x = 3,029,097,939.05
  5. Step 5: Solve for x
    x = 3,029,097,939.05/63,087.95
  6. Step 6: Final answer
    x = 48,013.89

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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.