Home / 181,238.03-250,108.13-100,677.59

Finding the Fourth Proportional to 181,238.03, 250,108.13 and 100,677.59

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Solution

The fourth proportional to 181,238.03, 250,108.13 and 100,677.59 is: 138,934.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,238.03 : 250,108.13 = 100,677.59 : x
  2. Step 2: Convert to fraction form
    181,238.03/250,108.13 = 100,677.59/x
  3. Step 3: Cross multiply
    181,238.03x = 250,108.13 × 100,677.59
  4. Step 4: Simplify right side
    181,238.03x = 25,180,283,264.42
  5. Step 5: Solve for x
    x = 25,180,283,264.42/181,238.03
  6. Step 6: Final answer
    x = 138,934.88

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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.