Home / 134,117.58-185,081.64-73,691.96

Finding the Fourth Proportional to 134,117.58, 185,081.64 and 73,691.96

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Solution

The fourth proportional to 134,117.58, 185,081.64 and 73,691.96 is: 101,694.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,117.58 : 185,081.64 = 73,691.96 : x
  2. Step 2: Convert to fraction form
    134,117.58/185,081.64 = 73,691.96/x
  3. Step 3: Cross multiply
    134,117.58x = 185,081.64 × 73,691.96
  4. Step 4: Simplify right side
    134,117.58x = 13,639,028,811.61
  5. Step 5: Solve for x
    x = 13,639,028,811.61/134,117.58
  6. Step 6: Final answer
    x = 101,694.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.