Home / 131,218.57-181,036.38-73,846.27

Finding the Fourth Proportional to 131,218.57, 181,036.38 and 73,846.27

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Solution

The fourth proportional to 131,218.57, 181,036.38 and 73,846.27 is: 101,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,218.57 : 181,036.38 = 73,846.27 : x
  2. Step 2: Convert to fraction form
    131,218.57/181,036.38 = 73,846.27/x
  3. Step 3: Cross multiply
    131,218.57x = 181,036.38 × 73,846.27
  4. Step 4: Simplify right side
    131,218.57x = 13,368,861,397.30
  5. Step 5: Solve for x
    x = 13,368,861,397.30/131,218.57
  6. Step 6: Final answer
    x = 101,882.39

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1.5x scale

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.