Home / 97,634.20-146,408.10-45,059.80

Finding the Fourth Proportional to 97,634.20, 146,408.10 and 45,059.80

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Solution

The fourth proportional to 97,634.20, 146,408.10 and 45,059.80 is: 67,569.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,634.20 : 146,408.10 = 45,059.80 : x
  2. Step 2: Convert to fraction form
    97,634.20/146,408.10 = 45,059.80/x
  3. Step 3: Cross multiply
    97,634.20x = 146,408.10 × 45,059.80
  4. Step 4: Simplify right side
    97,634.20x = 6,597,119,704.38
  5. Step 5: Solve for x
    x = 6,597,119,704.38/97,634.20
  6. Step 6: Final answer
    x = 67,569.76

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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.