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Finding the Fourth Proportional to 181,360.80, 250,239.24 and 109,726.56

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Solution

The fourth proportional to 181,360.80, 250,239.24 and 109,726.56 is: 151,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,360.80 : 250,239.24 = 109,726.56 : x
  2. Step 2: Convert to fraction form
    181,360.80/250,239.24 = 109,726.56/x
  3. Step 3: Cross multiply
    181,360.80x = 250,239.24 × 109,726.56
  4. Step 4: Simplify right side
    181,360.80x = 27,457,890,982.21
  5. Step 5: Solve for x
    x = 27,457,890,982.21/181,360.80
  6. Step 6: Final answer
    x = 151,399.26

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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.