Home / 160,977.66-222,145.08-88,380.19

Finding the Fourth Proportional to 160,977.66, 222,145.08 and 88,380.19

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Solution

The fourth proportional to 160,977.66, 222,145.08 and 88,380.19 is: 121,962.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,977.66 : 222,145.08 = 88,380.19 : x
  2. Step 2: Convert to fraction form
    160,977.66/222,145.08 = 88,380.19/x
  3. Step 3: Cross multiply
    160,977.66x = 222,145.08 × 88,380.19
  4. Step 4: Simplify right side
    160,977.66x = 19,633,224,377.97
  5. Step 5: Solve for x
    x = 19,633,224,377.97/160,977.66
  6. Step 6: Final answer
    x = 121,962.42

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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.