Home / 126,692.16-174,823.26-85,773.04

Finding the Fourth Proportional to 126,692.16, 174,823.26 and 85,773.04

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Solution

The fourth proportional to 126,692.16, 174,823.26 and 85,773.04 is: 118,358.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,692.16 : 174,823.26 = 85,773.04 : x
  2. Step 2: Convert to fraction form
    126,692.16/174,823.26 = 85,773.04/x
  3. Step 3: Cross multiply
    126,692.16x = 174,823.26 × 85,773.04
  4. Step 4: Simplify right side
    126,692.16x = 14,995,122,472.91
  5. Step 5: Solve for x
    x = 14,995,122,472.91/126,692.16
  6. Step 6: Final answer
    x = 118,358.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.