Home / 76,608.18-114,868.13-29,806.38

Finding the Fourth Proportional to 76,608.18, 114,868.13 and 29,806.38

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Solution

The fourth proportional to 76,608.18, 114,868.13 and 29,806.38 is: 44,692.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,608.18 : 114,868.13 = 29,806.38 : x
  2. Step 2: Convert to fraction form
    76,608.18/114,868.13 = 29,806.38/x
  3. Step 3: Cross multiply
    76,608.18x = 114,868.13 × 29,806.38
  4. Step 4: Simplify right side
    76,608.18x = 3,423,802,983.64
  5. Step 5: Solve for x
    x = 3,423,802,983.64/76,608.18
  6. Step 6: Final answer
    x = 44,692.39

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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.