Home / 57,396.12-79,197.66-31,902.12

Finding the Fourth Proportional to 57,396.12, 79,197.66 and 31,902.12

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Solution

The fourth proportional to 57,396.12, 79,197.66 and 31,902.12 is: 44,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,396.12 : 79,197.66 = 31,902.12 : x
  2. Step 2: Convert to fraction form
    57,396.12/79,197.66 = 31,902.12/x
  3. Step 3: Cross multiply
    57,396.12x = 79,197.66 × 31,902.12
  4. Step 4: Simplify right side
    57,396.12x = 2,526,573,253.04
  5. Step 5: Solve for x
    x = 2,526,573,253.04/57,396.12
  6. Step 6: Final answer
    x = 44,019.93

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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.