Home / 74,341.64-111,452.97-38,785.11

Finding the Fourth Proportional to 74,341.64, 111,452.97 and 38,785.11

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Solution

The fourth proportional to 74,341.64, 111,452.97 and 38,785.11 is: 58,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,341.64 : 111,452.97 = 38,785.11 : x
  2. Step 2: Convert to fraction form
    74,341.64/111,452.97 = 38,785.11/x
  3. Step 3: Cross multiply
    74,341.64x = 111,452.97 × 38,785.11
  4. Step 4: Simplify right side
    74,341.64x = 4,322,715,701.28
  5. Step 5: Solve for x
    x = 4,322,715,701.28/74,341.64
  6. Step 6: Final answer
    x = 58,146.63

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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.