Home / 181,917.32-251,046.05-101,345.04

Finding the Fourth Proportional to 181,917.32, 251,046.05 and 101,345.04

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Solution

The fourth proportional to 181,917.32, 251,046.05 and 101,345.04 is: 139,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,917.32 : 251,046.05 = 101,345.04 : x
  2. Step 2: Convert to fraction form
    181,917.32/251,046.05 = 101,345.04/x
  3. Step 3: Cross multiply
    181,917.32x = 251,046.05 × 101,345.04
  4. Step 4: Simplify right side
    181,917.32x = 25,442,271,472.37
  5. Step 5: Solve for x
    x = 25,442,271,472.37/181,917.32
  6. Step 6: Final answer
    x = 139,856.24

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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.