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Finding the Fourth Proportional to 181,337.70, 250,174.38 and 104,842.80

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Solution

The fourth proportional to 181,337.70, 250,174.38 and 104,842.80 is: 144,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,337.70 : 250,174.38 = 104,842.80 : x
  2. Step 2: Convert to fraction form
    181,337.70/250,174.38 = 104,842.80/x
  3. Step 3: Cross multiply
    181,337.70x = 250,174.38 × 104,842.80
  4. Step 4: Simplify right side
    181,337.70x = 26,228,982,487.46
  5. Step 5: Solve for x
    x = 26,228,982,487.46/181,337.70
  6. Step 6: Final answer
    x = 144,641.64

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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.