Home / 91,043.46-136,560.33-34,910.46

Finding the Fourth Proportional to 91,043.46, 136,560.33 and 34,910.46

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Solution

The fourth proportional to 91,043.46, 136,560.33 and 34,910.46 is: 52,363.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,043.46 : 136,560.33 = 34,910.46 : x
  2. Step 2: Convert to fraction form
    91,043.46/136,560.33 = 34,910.46/x
  3. Step 3: Cross multiply
    91,043.46x = 136,560.33 × 34,910.46
  4. Step 4: Simplify right side
    91,043.46x = 4,767,383,938.05
  5. Step 5: Solve for x
    x = 4,767,383,938.05/91,043.46
  6. Step 6: Final answer
    x = 52,363.83

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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.