Home / 181,489.20-250,455.06-102,001.20

Finding the Fourth Proportional to 181,489.20, 250,455.06 and 102,001.20

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Solution

The fourth proportional to 181,489.20, 250,455.06 and 102,001.20 is: 140,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,489.20 : 250,455.06 = 102,001.20 : x
  2. Step 2: Convert to fraction form
    181,489.20/250,455.06 = 102,001.20/x
  3. Step 3: Cross multiply
    181,489.20x = 250,455.06 × 102,001.20
  4. Step 4: Simplify right side
    181,489.20x = 25,546,716,666.07
  5. Step 5: Solve for x
    x = 25,546,716,666.07/181,489.20
  6. Step 6: Final answer
    x = 140,761.64

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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.