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Finding the Fourth Proportional to 160,891.87, 222,027.93 and 89,270.65

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Solution

The fourth proportional to 160,891.87, 222,027.93 and 89,270.65 is: 123,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,891.87 : 222,027.93 = 89,270.65 : x
  2. Step 2: Convert to fraction form
    160,891.87/222,027.93 = 89,270.65/x
  3. Step 3: Cross multiply
    160,891.87x = 222,027.93 × 89,270.65
  4. Step 4: Simplify right side
    160,891.87x = 19,820,577,629.25
  5. Step 5: Solve for x
    x = 19,820,577,629.25/160,891.87
  6. Step 6: Final answer
    x = 123,191.92

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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.