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Finding the Fourth Proportional to 167,685.62, 251,475.06 and 55,344.92

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Solution

The fourth proportional to 167,685.62, 251,475.06 and 55,344.92 is: 82,999.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,685.62 : 251,475.06 = 55,344.92 : x
  2. Step 2: Convert to fraction form
    167,685.62/251,475.06 = 55,344.92/x
  3. Step 3: Cross multiply
    167,685.62x = 251,475.06 × 55,344.92
  4. Step 4: Simplify right side
    167,685.62x = 13,917,867,077.70
  5. Step 5: Solve for x
    x = 13,917,867,077.70/167,685.62
  6. Step 6: Final answer
    x = 82,999.77

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1.5x scale

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.