Home / 71,226.12-106,780.62-41,570.76

Finding the Fourth Proportional to 71,226.12, 106,780.62 and 41,570.76

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Solution

The fourth proportional to 71,226.12, 106,780.62 and 41,570.76 is: 62,321.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,226.12 : 106,780.62 = 41,570.76 : x
  2. Step 2: Convert to fraction form
    71,226.12/106,780.62 = 41,570.76/x
  3. Step 3: Cross multiply
    71,226.12x = 106,780.62 × 41,570.76
  4. Step 4: Simplify right side
    71,226.12x = 4,438,951,526.67
  5. Step 5: Solve for x
    x = 4,438,951,526.67/71,226.12
  6. Step 6: Final answer
    x = 62,321.96

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1.5x scale

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.