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Finding the Fourth Proportional to 181,159.80, 250,001.01 and 100,587.48

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Solution

The fourth proportional to 181,159.80, 250,001.01 and 100,587.48 is: 138,810.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,159.80 : 250,001.01 = 100,587.48 : x
  2. Step 2: Convert to fraction form
    181,159.80/250,001.01 = 100,587.48/x
  3. Step 3: Cross multiply
    181,159.80x = 250,001.01 × 100,587.48
  4. Step 4: Simplify right side
    181,159.80x = 25,146,971,593.35
  5. Step 5: Solve for x
    x = 25,146,971,593.35/181,159.80
  6. Step 6: Final answer
    x = 138,810.99

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1.5x scale

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.