Home / 49,865.12-74,726.40-36,613.52

Finding the Fourth Proportional to 49,865.12, 74,726.40 and 36,613.52

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Solution

The fourth proportional to 49,865.12, 74,726.40 and 36,613.52 is: 54,867.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,865.12 : 74,726.40 = 36,613.52 : x
  2. Step 2: Convert to fraction form
    49,865.12/74,726.40 = 36,613.52/x
  3. Step 3: Cross multiply
    49,865.12x = 74,726.40 × 36,613.52
  4. Step 4: Simplify right side
    49,865.12x = 2,735,996,540.93
  5. Step 5: Solve for x
    x = 2,735,996,540.93/49,865.12
  6. Step 6: Final answer
    x = 54,867.94

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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.