Home / 136,491.04-204,737.06-41,720.85

Finding the Fourth Proportional to 136,491.04, 204,737.06 and 41,720.85

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Solution

The fourth proportional to 136,491.04, 204,737.06 and 41,720.85 is: 62,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,491.04 : 204,737.06 = 41,720.85 : x
  2. Step 2: Convert to fraction form
    136,491.04/204,737.06 = 41,720.85/x
  3. Step 3: Cross multiply
    136,491.04x = 204,737.06 × 41,720.85
  4. Step 4: Simplify right side
    136,491.04x = 8,541,804,169.70
  5. Step 5: Solve for x
    x = 8,541,804,169.70/136,491.04
  6. Step 6: Final answer
    x = 62,581.43

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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.