Home / 91,246.40-136,803.24-61,591.04

Finding the Fourth Proportional to 91,246.40, 136,803.24 and 61,591.04

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Solution

The fourth proportional to 91,246.40, 136,803.24 and 61,591.04 is: 92,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,246.40 : 136,803.24 = 61,591.04 : x
  2. Step 2: Convert to fraction form
    91,246.40/136,803.24 = 61,591.04/x
  3. Step 3: Cross multiply
    91,246.40x = 136,803.24 × 61,591.04
  4. Step 4: Simplify right side
    91,246.40x = 8,425,853,826.97
  5. Step 5: Solve for x
    x = 8,425,853,826.97/91,246.40
  6. Step 6: Final answer
    x = 92,341.77

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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.