Home / 160,918.38-222,049.35-89,301.42

Finding the Fourth Proportional to 160,918.38, 222,049.35 and 89,301.42

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Solution

The fourth proportional to 160,918.38, 222,049.35 and 89,301.42 is: 123,225.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,918.38 : 222,049.35 = 89,301.42 : x
  2. Step 2: Convert to fraction form
    160,918.38/222,049.35 = 89,301.42/x
  3. Step 3: Cross multiply
    160,918.38x = 222,049.35 × 89,301.42
  4. Step 4: Simplify right side
    160,918.38x = 19,829,322,265.08
  5. Step 5: Solve for x
    x = 19,829,322,265.08/160,918.38
  6. Step 6: Final answer
    x = 123,225.96

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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.