Home / 126,082.06-189,166.29-43,034.38

Finding the Fourth Proportional to 126,082.06, 189,166.29 and 43,034.38

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Solution

The fourth proportional to 126,082.06, 189,166.29 and 43,034.38 is: 64,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,082.06 : 189,166.29 = 43,034.38 : x
  2. Step 2: Convert to fraction form
    126,082.06/189,166.29 = 43,034.38/x
  3. Step 3: Cross multiply
    126,082.06x = 189,166.29 × 43,034.38
  4. Step 4: Simplify right side
    126,082.06x = 8,140,654,007.05
  5. Step 5: Solve for x
    x = 8,140,654,007.05/126,082.06
  6. Step 6: Final answer
    x = 64,566.32

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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.