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Finding the Fourth Proportional to 222,773.16, 334,077.12 and 89,607.90

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Solution

The fourth proportional to 222,773.16, 334,077.12 and 89,607.90 is: 134,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,773.16 : 334,077.12 = 89,607.90 : x
  2. Step 2: Convert to fraction form
    222,773.16/334,077.12 = 89,607.90/x
  3. Step 3: Cross multiply
    222,773.16x = 334,077.12 × 89,607.90
  4. Step 4: Simplify right side
    222,773.16x = 29,935,949,161.25
  5. Step 5: Solve for x
    x = 29,935,949,161.25/222,773.16
  6. Step 6: Final answer
    x = 134,378.62

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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.