Home / 181,542.08-250,508.75-100,956.66

Finding the Fourth Proportional to 181,542.08, 250,508.75 and 100,956.66

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Solution

The fourth proportional to 181,542.08, 250,508.75 and 100,956.66 is: 139,309.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,542.08 : 250,508.75 = 100,956.66 : x
  2. Step 2: Convert to fraction form
    181,542.08/250,508.75 = 100,956.66/x
  3. Step 3: Cross multiply
    181,542.08x = 250,508.75 × 100,956.66
  4. Step 4: Simplify right side
    181,542.08x = 25,290,526,195.99
  5. Step 5: Solve for x
    x = 25,290,526,195.99/181,542.08
  6. Step 6: Final answer
    x = 139,309.45

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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.