Home / 57,930.35-79,950.60-35,282.61

Finding the Fourth Proportional to 57,930.35, 79,950.60 and 35,282.61

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Solution

The fourth proportional to 57,930.35, 79,950.60 and 35,282.61 is: 48,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,930.35 : 79,950.60 = 35,282.61 : x
  2. Step 2: Convert to fraction form
    57,930.35/79,950.60 = 35,282.61/x
  3. Step 3: Cross multiply
    57,930.35x = 79,950.60 × 35,282.61
  4. Step 4: Simplify right side
    57,930.35x = 2,820,865,839.07
  5. Step 5: Solve for x
    x = 2,820,865,839.07/57,930.35
  6. Step 6: Final answer
    x = 48,694.10

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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.