Home / 57,767.20-86,715.60-44,677.60

Finding the Fourth Proportional to 57,767.20, 86,715.60 and 44,677.60

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Solution

The fourth proportional to 57,767.20, 86,715.60 and 44,677.60 is: 67,066.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,767.20 : 86,715.60 = 44,677.60 : x
  2. Step 2: Convert to fraction form
    57,767.20/86,715.60 = 44,677.60/x
  3. Step 3: Cross multiply
    57,767.20x = 86,715.60 × 44,677.60
  4. Step 4: Simplify right side
    57,767.20x = 3,874,244,890.56
  5. Step 5: Solve for x
    x = 3,874,244,890.56/57,767.20
  6. Step 6: Final answer
    x = 67,066.52

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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.