Home / 49,869.12-74,732.40-36,617.52

Finding the Fourth Proportional to 49,869.12, 74,732.40 and 36,617.52

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Solution

The fourth proportional to 49,869.12, 74,732.40 and 36,617.52 is: 54,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,869.12 : 74,732.40 = 36,617.52 : x
  2. Step 2: Convert to fraction form
    49,869.12/74,732.40 = 36,617.52/x
  3. Step 3: Cross multiply
    49,869.12x = 74,732.40 × 36,617.52
  4. Step 4: Simplify right side
    49,869.12x = 2,736,515,151.65
  5. Step 5: Solve for x
    x = 2,736,515,151.65/49,869.12
  6. Step 6: Final answer
    x = 54,873.94

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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.