Home / 75,852.55-113,793.46-29,101.78

Finding the Fourth Proportional to 75,852.55, 113,793.46 and 29,101.78

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Solution

The fourth proportional to 75,852.55, 113,793.46 and 29,101.78 is: 43,658.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,852.55 : 113,793.46 = 29,101.78 : x
  2. Step 2: Convert to fraction form
    75,852.55/113,793.46 = 29,101.78/x
  3. Step 3: Cross multiply
    75,852.55x = 113,793.46 × 29,101.78
  4. Step 4: Simplify right side
    75,852.55x = 3,311,592,307.85
  5. Step 5: Solve for x
    x = 3,311,592,307.85/75,852.55
  6. Step 6: Final answer
    x = 43,658.29

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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.