Home / 160,879.28-222,013.43-89,259.13

Finding the Fourth Proportional to 160,879.28, 222,013.43 and 89,259.13

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Solution

The fourth proportional to 160,879.28, 222,013.43 and 89,259.13 is: 123,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,879.28 : 222,013.43 = 89,259.13 : x
  2. Step 2: Convert to fraction form
    160,879.28/222,013.43 = 89,259.13/x
  3. Step 3: Cross multiply
    160,879.28x = 222,013.43 × 89,259.13
  4. Step 4: Simplify right side
    160,879.28x = 19,816,725,610.12
  5. Step 5: Solve for x
    x = 19,816,725,610.12/160,879.28
  6. Step 6: Final answer
    x = 123,177.61

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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.