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Finding the Fourth Proportional to 222,540.08, 307,133.88 and 127,024.88

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Solution

The fourth proportional to 222,540.08, 307,133.88 and 127,024.88 is: 175,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,540.08 : 307,133.88 = 127,024.88 : x
  2. Step 2: Convert to fraction form
    222,540.08/307,133.88 = 127,024.88/x
  3. Step 3: Cross multiply
    222,540.08x = 307,133.88 × 127,024.88
  4. Step 4: Simplify right side
    222,540.08x = 39,013,644,250.93
  5. Step 5: Solve for x
    x = 39,013,644,250.93/222,540.08
  6. Step 6: Final answer
    x = 175,310.64

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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.