Home / 160,065.31-220,884.19-88,443.85

Finding the Fourth Proportional to 160,065.31, 220,884.19 and 88,443.85

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Solution

The fourth proportional to 160,065.31, 220,884.19 and 88,443.85 is: 122,049.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,065.31 : 220,884.19 = 88,443.85 : x
  2. Step 2: Convert to fraction form
    160,065.31/220,884.19 = 88,443.85/x
  3. Step 3: Cross multiply
    160,065.31x = 220,884.19 × 88,443.85
  4. Step 4: Simplify right side
    160,065.31x = 19,535,848,167.73
  5. Step 5: Solve for x
    x = 19,535,848,167.73/160,065.31
  6. Step 6: Final answer
    x = 122,049.23

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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.