Home / 160,565.96-221,578.12-88,945.76

Finding the Fourth Proportional to 160,565.96, 221,578.12 and 88,945.76

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Solution

The fourth proportional to 160,565.96, 221,578.12 and 88,945.76 is: 122,743.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,565.96 : 221,578.12 = 88,945.76 : x
  2. Step 2: Convert to fraction form
    160,565.96/221,578.12 = 88,945.76/x
  3. Step 3: Cross multiply
    160,565.96x = 221,578.12 × 88,945.76
  4. Step 4: Simplify right side
    160,565.96x = 19,708,434,282.77
  5. Step 5: Solve for x
    x = 19,708,434,282.77/160,565.96
  6. Step 6: Final answer
    x = 122,743.54

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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.