Home / 62,213.12-85,850.40-35,351.90

Finding the Fourth Proportional to 62,213.12, 85,850.40 and 35,351.90

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Solution

The fourth proportional to 62,213.12, 85,850.40 and 35,351.90 is: 48,783.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,213.12 : 85,850.40 = 35,351.90 : x
  2. Step 2: Convert to fraction form
    62,213.12/85,850.40 = 35,351.90/x
  3. Step 3: Cross multiply
    62,213.12x = 85,850.40 × 35,351.90
  4. Step 4: Simplify right side
    62,213.12x = 3,034,974,149.75
  5. Step 5: Solve for x
    x = 3,034,974,149.75/62,213.12
  6. Step 6: Final answer
    x = 48,783.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.