Home / 159,650.20-220,306.01-88,028.69

Finding the Fourth Proportional to 159,650.20, 220,306.01 and 88,028.69

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Solution

The fourth proportional to 159,650.20, 220,306.01 and 88,028.69 is: 121,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,650.20 : 220,306.01 = 88,028.69 : x
  2. Step 2: Convert to fraction form
    159,650.20/220,306.01 = 88,028.69/x
  3. Step 3: Cross multiply
    159,650.20x = 220,306.01 × 88,028.69
  4. Step 4: Simplify right side
    159,650.20x = 19,393,249,570.05
  5. Step 5: Solve for x
    x = 19,393,249,570.05/159,650.20
  6. Step 6: Final answer
    x = 121,473.38

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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.