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Finding the Fourth Proportional to 222,749.28, 334,115.04 and 73,000.80

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Solution

The fourth proportional to 222,749.28, 334,115.04 and 73,000.80 is: 109,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,749.28 : 334,115.04 = 73,000.80 : x
  2. Step 2: Convert to fraction form
    222,749.28/334,115.04 = 73,000.80/x
  3. Step 3: Cross multiply
    222,749.28x = 334,115.04 × 73,000.80
  4. Step 4: Simplify right side
    222,749.28x = 24,390,665,212.03
  5. Step 5: Solve for x
    x = 24,390,665,212.03/222,749.28
  6. Step 6: Final answer
    x = 109,498.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.