Home / 134,072.38-185,022.12-73,645.57

Finding the Fourth Proportional to 134,072.38, 185,022.12 and 73,645.57

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Solution

The fourth proportional to 134,072.38, 185,022.12 and 73,645.57 is: 101,632.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,072.38 : 185,022.12 = 73,645.57 : x
  2. Step 2: Convert to fraction form
    134,072.38/185,022.12 = 73,645.57/x
  3. Step 3: Cross multiply
    134,072.38x = 185,022.12 × 73,645.57
  4. Step 4: Simplify right side
    134,072.38x = 13,626,059,490.01
  5. Step 5: Solve for x
    x = 13,626,059,490.01/134,072.38
  6. Step 6: Final answer
    x = 101,632.11

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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.