Home / 134,516.66-185,632.98-74,086.79

Finding the Fourth Proportional to 134,516.66, 185,632.98 and 74,086.79

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Solution

The fourth proportional to 134,516.66, 185,632.98 and 74,086.79 is: 102,239.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,516.66 : 185,632.98 = 74,086.79 : x
  2. Step 2: Convert to fraction form
    134,516.66/185,632.98 = 74,086.79/x
  3. Step 3: Cross multiply
    134,516.66x = 185,632.98 × 74,086.79
  4. Step 4: Simplify right side
    134,516.66x = 13,752,951,606.33
  5. Step 5: Solve for x
    x = 13,752,951,606.33/134,516.66
  6. Step 6: Final answer
    x = 102,239.76

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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.