Home / 52,797.24-72,861.42-30,135.78

Finding the Fourth Proportional to 52,797.24, 72,861.42 and 30,135.78

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Solution

The fourth proportional to 52,797.24, 72,861.42 and 30,135.78 is: 41,588.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,797.24 : 72,861.42 = 30,135.78 : x
  2. Step 2: Convert to fraction form
    52,797.24/72,861.42 = 30,135.78/x
  3. Step 3: Cross multiply
    52,797.24x = 72,861.42 × 30,135.78
  4. Step 4: Simplify right side
    52,797.24x = 2,195,735,723.61
  5. Step 5: Solve for x
    x = 2,195,735,723.61/52,797.24
  6. Step 6: Final answer
    x = 41,588.08

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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.