Home / 181,464.83-250,420.17-100,891.70

Finding the Fourth Proportional to 181,464.83, 250,420.17 and 100,891.70

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Solution

The fourth proportional to 181,464.83, 250,420.17 and 100,891.70 is: 139,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,464.83 : 250,420.17 = 100,891.70 : x
  2. Step 2: Convert to fraction form
    181,464.83/250,420.17 = 100,891.70/x
  3. Step 3: Cross multiply
    181,464.83x = 250,420.17 × 100,891.70
  4. Step 4: Simplify right side
    181,464.83x = 25,265,316,665.59
  5. Step 5: Solve for x
    x = 25,265,316,665.59/181,464.83
  6. Step 6: Final answer
    x = 139,229.83

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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.