Home / 134,681.11-185,854.32-73,425.97

Finding the Fourth Proportional to 134,681.11, 185,854.32 and 73,425.97

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Solution

The fourth proportional to 134,681.11, 185,854.32 and 73,425.97 is: 101,324.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,681.11 : 185,854.32 = 73,425.97 : x
  2. Step 2: Convert to fraction form
    134,681.11/185,854.32 = 73,425.97/x
  3. Step 3: Cross multiply
    134,681.11x = 185,854.32 × 73,425.97
  4. Step 4: Simplify right side
    134,681.11x = 13,646,533,260.05
  5. Step 5: Solve for x
    x = 13,646,533,260.05/134,681.11
  6. Step 6: Final answer
    x = 101,324.78

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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.