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Finding the Fourth Proportional to 167,186.82, 250,818.42 and 72,432.74

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Solution

The fourth proportional to 167,186.82, 250,818.42 and 72,432.74 is: 108,665.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,186.82 : 250,818.42 = 72,432.74 : x
  2. Step 2: Convert to fraction form
    167,186.82/250,818.42 = 72,432.74/x
  3. Step 3: Cross multiply
    167,186.82x = 250,818.42 × 72,432.74
  4. Step 4: Simplify right side
    167,186.82x = 18,167,465,403.07
  5. Step 5: Solve for x
    x = 18,167,465,403.07/167,186.82
  6. Step 6: Final answer
    x = 108,665.66

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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.