Home / 161,073.53-222,446.82-120,723.38

Finding the Fourth Proportional to 161,073.53, 222,446.82 and 120,723.38

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Solution

The fourth proportional to 161,073.53, 222,446.82 and 120,723.38 is: 166,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,073.53 : 222,446.82 = 120,723.38 : x
  2. Step 2: Convert to fraction form
    161,073.53/222,446.82 = 120,723.38/x
  3. Step 3: Cross multiply
    161,073.53x = 222,446.82 × 120,723.38
  4. Step 4: Simplify right side
    161,073.53x = 26,854,532,155.31
  5. Step 5: Solve for x
    x = 26,854,532,155.31/161,073.53
  6. Step 6: Final answer
    x = 166,722.19

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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.