Home / 61,819.20-85,305.96-34,964.46

Finding the Fourth Proportional to 61,819.20, 85,305.96 and 34,964.46

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Solution

The fourth proportional to 61,819.20, 85,305.96 and 34,964.46 is: 48,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,819.20 : 85,305.96 = 34,964.46 : x
  2. Step 2: Convert to fraction form
    61,819.20/85,305.96 = 34,964.46/x
  3. Step 3: Cross multiply
    61,819.20x = 85,305.96 × 34,964.46
  4. Step 4: Simplify right side
    61,819.20x = 2,982,676,826.18
  5. Step 5: Solve for x
    x = 2,982,676,826.18/61,819.20
  6. Step 6: Final answer
    x = 48,248.39

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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.