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Finding the Fourth Proportional to 226,874.32, 340,311.48 and 60,658

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Solution

The fourth proportional to 226,874.32, 340,311.48 and 60,658 is: 90,987

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,874.32 : 340,311.48 = 60,658 : x
  2. Step 2: Convert to fraction form
    226,874.32/340,311.48 = 60,658/x
  3. Step 3: Cross multiply
    226,874.32x = 340,311.48 × 60,658
  4. Step 4: Simplify right side
    226,874.32x = 20,642,613,753.84
  5. Step 5: Solve for x
    x = 20,642,613,753.84/226,874.32
  6. Step 6: Final answer
    x = 90,987

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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.