Home / 76,475.34-114,692.96-34,331.85

Finding the Fourth Proportional to 76,475.34, 114,692.96 and 34,331.85

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Solution

The fourth proportional to 76,475.34, 114,692.96 and 34,331.85 is: 51,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,475.34 : 114,692.96 = 34,331.85 : x
  2. Step 2: Convert to fraction form
    76,475.34/114,692.96 = 34,331.85/x
  3. Step 3: Cross multiply
    76,475.34x = 114,692.96 × 34,331.85
  4. Step 4: Simplify right side
    76,475.34x = 3,937,621,584.61
  5. Step 5: Solve for x
    x = 3,937,621,584.61/76,475.34
  6. Step 6: Final answer
    x = 51,488.78

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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.