Home / 79,752.13-119,446.83-61,839.23

Finding the Fourth Proportional to 79,752.13, 119,446.83 and 61,839.23

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Solution

The fourth proportional to 79,752.13, 119,446.83 and 61,839.23 is: 92,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,752.13 : 119,446.83 = 61,839.23 : x
  2. Step 2: Convert to fraction form
    79,752.13/119,446.83 = 61,839.23/x
  3. Step 3: Cross multiply
    79,752.13x = 119,446.83 × 61,839.23
  4. Step 4: Simplify right side
    79,752.13x = 7,386,499,395.91
  5. Step 5: Solve for x
    x = 7,386,499,395.91/79,752.13
  6. Step 6: Final answer
    x = 92,618.21

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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.