Home / 120,452.40-166,217.37-66,734.22

Finding the Fourth Proportional to 120,452.40, 166,217.37 and 66,734.22

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Solution

The fourth proportional to 120,452.40, 166,217.37 and 66,734.22 is: 92,089.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,452.40 : 166,217.37 = 66,734.22 : x
  2. Step 2: Convert to fraction form
    120,452.40/166,217.37 = 66,734.22/x
  3. Step 3: Cross multiply
    120,452.40x = 166,217.37 × 66,734.22
  4. Step 4: Simplify right side
    120,452.40x = 11,092,385,706.31
  5. Step 5: Solve for x
    x = 11,092,385,706.31/120,452.40
  6. Step 6: Final answer
    x = 92,089.37

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1.5x scale

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.