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Finding the Fourth Proportional to 160,955.52, 222,108.12 and 89,332.08

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Solution

The fourth proportional to 160,955.52, 222,108.12 and 89,332.08 is: 123,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,955.52 : 222,108.12 = 89,332.08 : x
  2. Step 2: Convert to fraction form
    160,955.52/222,108.12 = 89,332.08/x
  3. Step 3: Cross multiply
    160,955.52x = 222,108.12 × 89,332.08
  4. Step 4: Simplify right side
    160,955.52x = 19,841,380,344.49
  5. Step 5: Solve for x
    x = 19,841,380,344.49/160,955.52
  6. Step 6: Final answer
    x = 123,272.44

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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.