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Finding the Fourth Proportional to 166,706.76, 250,008.12 and 55,872.84

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Solution

The fourth proportional to 166,706.76, 250,008.12 and 55,872.84 is: 83,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,706.76 : 250,008.12 = 55,872.84 : x
  2. Step 2: Convert to fraction form
    166,706.76/250,008.12 = 55,872.84/x
  3. Step 3: Cross multiply
    166,706.76x = 250,008.12 × 55,872.84
  4. Step 4: Simplify right side
    166,706.76x = 13,968,663,687.46
  5. Step 5: Solve for x
    x = 13,968,663,687.46/166,706.76
  6. Step 6: Final answer
    x = 83,791.83

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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.