Home / 146,112.30-219,002.52-61,819.86

Finding the Fourth Proportional to 146,112.30, 219,002.52 and 61,819.86

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Solution

The fourth proportional to 146,112.30, 219,002.52 and 61,819.86 is: 92,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,112.30 : 219,002.52 = 61,819.86 : x
  2. Step 2: Convert to fraction form
    146,112.30/219,002.52 = 61,819.86/x
  3. Step 3: Cross multiply
    146,112.30x = 219,002.52 × 61,819.86
  4. Step 4: Simplify right side
    146,112.30x = 13,538,705,126.05
  5. Step 5: Solve for x
    x = 13,538,705,126.05/146,112.30
  6. Step 6: Final answer
    x = 92,659.59

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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.