Home / 160,995.65-222,167.12-89,380.22

Finding the Fourth Proportional to 160,995.65, 222,167.12 and 89,380.22

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Solution

The fourth proportional to 160,995.65, 222,167.12 and 89,380.22 is: 123,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,995.65 : 222,167.12 = 89,380.22 : x
  2. Step 2: Convert to fraction form
    160,995.65/222,167.12 = 89,380.22/x
  3. Step 3: Cross multiply
    160,995.65x = 222,167.12 × 89,380.22
  4. Step 4: Simplify right side
    160,995.65x = 19,857,344,504.63
  5. Step 5: Solve for x
    x = 19,857,344,504.63/160,995.65
  6. Step 6: Final answer
    x = 123,340.88

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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.