Home / 160,921.08-222,060.42-89,296.56

Finding the Fourth Proportional to 160,921.08, 222,060.42 and 89,296.56

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Solution

The fourth proportional to 160,921.08, 222,060.42 and 89,296.56 is: 123,223.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,921.08 : 222,060.42 = 89,296.56 : x
  2. Step 2: Convert to fraction form
    160,921.08/222,060.42 = 89,296.56/x
  3. Step 3: Cross multiply
    160,921.08x = 222,060.42 × 89,296.56
  4. Step 4: Simplify right side
    160,921.08x = 19,829,231,618.16
  5. Step 5: Solve for x
    x = 19,829,231,618.16/160,921.08
  6. Step 6: Final answer
    x = 123,223.33

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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.