Home / 56,130.28-84,122.52-22,811.56

Finding the Fourth Proportional to 56,130.28, 84,122.52 and 22,811.56

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Solution

The fourth proportional to 56,130.28, 84,122.52 and 22,811.56 is: 34,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,130.28 : 84,122.52 = 22,811.56 : x
  2. Step 2: Convert to fraction form
    56,130.28/84,122.52 = 22,811.56/x
  3. Step 3: Cross multiply
    56,130.28x = 84,122.52 × 22,811.56
  4. Step 4: Simplify right side
    56,130.28x = 1,918,965,912.33
  5. Step 5: Solve for x
    x = 1,918,965,912.33/56,130.28
  6. Step 6: Final answer
    x = 34,187.71

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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.