Home / 138,785.96-208,186.38-44,023.34

Finding the Fourth Proportional to 138,785.96, 208,186.38 and 44,023.34

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Solution

The fourth proportional to 138,785.96, 208,186.38 and 44,023.34 is: 66,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,785.96 : 208,186.38 = 44,023.34 : x
  2. Step 2: Convert to fraction form
    138,785.96/208,186.38 = 44,023.34/x
  3. Step 3: Cross multiply
    138,785.96x = 208,186.38 × 44,023.34
  4. Step 4: Simplify right side
    138,785.96x = 9,165,060,310.58
  5. Step 5: Solve for x
    x = 9,165,060,310.58/138,785.96
  6. Step 6: Final answer
    x = 66,037.37

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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.