Home / 88,086.98-132,087.41-61,445.73

Finding the Fourth Proportional to 88,086.98, 132,087.41 and 61,445.73

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Solution

The fourth proportional to 88,086.98, 132,087.41 and 61,445.73 is: 92,138.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,086.98 : 132,087.41 = 61,445.73 : x
  2. Step 2: Convert to fraction form
    88,086.98/132,087.41 = 61,445.73/x
  3. Step 3: Cross multiply
    88,086.98x = 132,087.41 × 61,445.73
  4. Step 4: Simplify right side
    88,086.98x = 8,116,207,024.03
  5. Step 5: Solve for x
    x = 8,116,207,024.03/88,086.98
  6. Step 6: Final answer
    x = 92,138.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.