Home / 166,817.20-250,250.10-54,502.60

Finding the Fourth Proportional to 166,817.20, 250,250.10 and 54,502.60

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Solution

The fourth proportional to 166,817.20, 250,250.10 and 54,502.60 is: 81,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,817.20 : 250,250.10 = 54,502.60 : x
  2. Step 2: Convert to fraction form
    166,817.20/250,250.10 = 54,502.60/x
  3. Step 3: Cross multiply
    166,817.20x = 250,250.10 × 54,502.60
  4. Step 4: Simplify right side
    166,817.20x = 13,639,281,100.26
  5. Step 5: Solve for x
    x = 13,639,281,100.26/166,817.20
  6. Step 6: Final answer
    x = 81,761.84

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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.