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Finding the Fourth Proportional to 181,871.62, 250,995.45 and 110,254.66

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Solution

The fourth proportional to 181,871.62, 250,995.45 and 110,254.66 is: 152,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,871.62 : 250,995.45 = 110,254.66 : x
  2. Step 2: Convert to fraction form
    181,871.62/250,995.45 = 110,254.66/x
  3. Step 3: Cross multiply
    181,871.62x = 250,995.45 × 110,254.66
  4. Step 4: Simplify right side
    181,871.62x = 27,673,418,001.30
  5. Step 5: Solve for x
    x = 27,673,418,001.30/181,871.62
  6. Step 6: Final answer
    x = 152,159.08

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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.