Home / 181,232.56-250,092.28-100,665.20

Finding the Fourth Proportional to 181,232.56, 250,092.28 and 100,665.20

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Solution

The fourth proportional to 181,232.56, 250,092.28 and 100,665.20 is: 138,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,232.56 : 250,092.28 = 100,665.20 : x
  2. Step 2: Convert to fraction form
    181,232.56/250,092.28 = 100,665.20/x
  3. Step 3: Cross multiply
    181,232.56x = 250,092.28 × 100,665.20
  4. Step 4: Simplify right side
    181,232.56x = 25,175,589,384.66
  5. Step 5: Solve for x
    x = 25,175,589,384.66/181,232.56
  6. Step 6: Final answer
    x = 138,913.17

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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.