Home / 75,895.80-113,930.10-44,748.60

Finding the Fourth Proportional to 75,895.80, 113,930.10 and 44,748.60

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Solution

The fourth proportional to 75,895.80, 113,930.10 and 44,748.60 is: 67,173.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,895.80 : 113,930.10 = 44,748.60 : x
  2. Step 2: Convert to fraction form
    75,895.80/113,930.10 = 44,748.60/x
  3. Step 3: Cross multiply
    75,895.80x = 113,930.10 × 44,748.60
  4. Step 4: Simplify right side
    75,895.80x = 5,098,212,472.86
  5. Step 5: Solve for x
    x = 5,098,212,472.86/75,895.80
  6. Step 6: Final answer
    x = 67,173.84

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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.