Home / 61,269.20-91,822.02-32,747.72

Finding the Fourth Proportional to 61,269.20, 91,822.02 and 32,747.72

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Solution

The fourth proportional to 61,269.20, 91,822.02 and 32,747.72 is: 49,077.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,269.20 : 91,822.02 = 32,747.72 : x
  2. Step 2: Convert to fraction form
    61,269.20/91,822.02 = 32,747.72/x
  3. Step 3: Cross multiply
    61,269.20x = 91,822.02 × 32,747.72
  4. Step 4: Simplify right side
    61,269.20x = 3,006,961,800.79
  5. Step 5: Solve for x
    x = 3,006,961,800.79/61,269.20
  6. Step 6: Final answer
    x = 49,077.87

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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.