Home / 120,301.38-166,057.42-69,334.44

Finding the Fourth Proportional to 120,301.38, 166,057.42 and 69,334.44

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Solution

The fourth proportional to 120,301.38, 166,057.42 and 69,334.44 is: 95,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,301.38 : 166,057.42 = 69,334.44 : x
  2. Step 2: Convert to fraction form
    120,301.38/166,057.42 = 69,334.44/x
  3. Step 3: Cross multiply
    120,301.38x = 166,057.42 × 69,334.44
  4. Step 4: Simplify right side
    120,301.38x = 11,513,497,829.53
  5. Step 5: Solve for x
    x = 11,513,497,829.53/120,301.38
  6. Step 6: Final answer
    x = 95,705.45

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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.