Home / 160,969.12-222,151.44-93,922.72

Finding the Fourth Proportional to 160,969.12, 222,151.44 and 93,922.72

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Solution

The fourth proportional to 160,969.12, 222,151.44 and 93,922.72 is: 129,621.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,969.12 : 222,151.44 = 93,922.72 : x
  2. Step 2: Convert to fraction form
    160,969.12/222,151.44 = 93,922.72/x
  3. Step 3: Cross multiply
    160,969.12x = 222,151.44 × 93,922.72
  4. Step 4: Simplify right side
    160,969.12x = 20,865,067,496.72
  5. Step 5: Solve for x
    x = 20,865,067,496.72/160,969.12
  6. Step 6: Final answer
    x = 129,621.55

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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.