Home / 133,527.29-199,974.72-115,901.43

Finding the Fourth Proportional to 133,527.29, 199,974.72 and 115,901.43

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Solution

The fourth proportional to 133,527.29, 199,974.72 and 115,901.43 is: 173,577.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,527.29 : 199,974.72 = 115,901.43 : x
  2. Step 2: Convert to fraction form
    133,527.29/199,974.72 = 115,901.43/x
  3. Step 3: Cross multiply
    133,527.29x = 199,974.72 × 115,901.43
  4. Step 4: Simplify right side
    133,527.29x = 23,177,356,821.43
  5. Step 5: Solve for x
    x = 23,177,356,821.43/133,527.29
  6. Step 6: Final answer
    x = 173,577.68

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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.