Home / 49,886.40-74,613.60-44,659.20

Finding the Fourth Proportional to 49,886.40, 74,613.60 and 44,659.20

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Solution

The fourth proportional to 49,886.40, 74,613.60 and 44,659.20 is: 66,795.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,886.40 : 74,613.60 = 44,659.20 : x
  2. Step 2: Convert to fraction form
    49,886.40/74,613.60 = 44,659.20/x
  3. Step 3: Cross multiply
    49,886.40x = 74,613.60 × 44,659.20
  4. Step 4: Simplify right side
    49,886.40x = 3,332,183,685.12
  5. Step 5: Solve for x
    x = 3,332,183,685.12/49,886.40
  6. Step 6: Final answer
    x = 66,795.43

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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.