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Finding the Fourth Proportional to 541,104.48, 811,758.78 and 167,040

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Solution

The fourth proportional to 541,104.48, 811,758.78 and 167,040 is: 250,591.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,104.48 : 811,758.78 = 167,040 : x
  2. Step 2: Convert to fraction form
    541,104.48/811,758.78 = 167,040/x
  3. Step 3: Cross multiply
    541,104.48x = 811,758.78 × 167,040
  4. Step 4: Simplify right side
    541,104.48x = 135,596,186,611.20
  5. Step 5: Solve for x
    x = 135,596,186,611.20/541,104.48
  6. Step 6: Final answer
    x = 250,591.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.