Home / 57,373.20-79,175.94-31,881.84

Finding the Fourth Proportional to 57,373.20, 79,175.94 and 31,881.84

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Solution

The fourth proportional to 57,373.20, 79,175.94 and 31,881.84 is: 43,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,373.20 : 79,175.94 = 31,881.84 : x
  2. Step 2: Convert to fraction form
    57,373.20/79,175.94 = 31,881.84/x
  3. Step 3: Cross multiply
    57,373.20x = 79,175.94 × 31,881.84
  4. Step 4: Simplify right side
    57,373.20x = 2,524,274,650.93
  5. Step 5: Solve for x
    x = 2,524,274,650.93/57,373.20
  6. Step 6: Final answer
    x = 43,997.45

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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.