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Finding the Fourth Proportional to 222,820.67, 307,531.82 and 132,226.59

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Solution

The fourth proportional to 222,820.67, 307,531.82 and 132,226.59 is: 182,496.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,820.67 : 307,531.82 = 132,226.59 : x
  2. Step 2: Convert to fraction form
    222,820.67/307,531.82 = 132,226.59/x
  3. Step 3: Cross multiply
    222,820.67x = 307,531.82 × 132,226.59
  4. Step 4: Simplify right side
    222,820.67x = 40,663,885,358.90
  5. Step 5: Solve for x
    x = 40,663,885,358.90/222,820.67
  6. Step 6: Final answer
    x = 182,496.02

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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.