Home / 181,902.10-251,032.46-101,329.61

Finding the Fourth Proportional to 181,902.10, 251,032.46 and 101,329.61

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Solution

The fourth proportional to 181,902.10, 251,032.46 and 101,329.61 is: 139,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,902.10 : 251,032.46 = 101,329.61 : x
  2. Step 2: Convert to fraction form
    181,902.10/251,032.46 = 101,329.61/x
  3. Step 3: Cross multiply
    181,902.10x = 251,032.46 × 101,329.61
  4. Step 4: Simplify right side
    181,902.10x = 25,437,020,267.30
  5. Step 5: Solve for x
    x = 25,437,020,267.30/181,902.10
  6. Step 6: Final answer
    x = 139,839.07

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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.