Home / 95,443.20-131,652.72-61,440.48

Finding the Fourth Proportional to 95,443.20, 131,652.72 and 61,440.48

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Solution

The fourth proportional to 95,443.20, 131,652.72 and 61,440.48 is: 84,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,443.20 : 131,652.72 = 61,440.48 : x
  2. Step 2: Convert to fraction form
    95,443.20/131,652.72 = 61,440.48/x
  3. Step 3: Cross multiply
    95,443.20x = 131,652.72 × 61,440.48
  4. Step 4: Simplify right side
    95,443.20x = 8,088,806,310.11
  5. Step 5: Solve for x
    x = 8,088,806,310.11/95,443.20
  6. Step 6: Final answer
    x = 84,749.95

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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.