Home / 75,559.24-113,299.98-31,177.72

Finding the Fourth Proportional to 75,559.24, 113,299.98 and 31,177.72

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Solution

The fourth proportional to 75,559.24, 113,299.98 and 31,177.72 is: 46,750.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,559.24 : 113,299.98 = 31,177.72 : x
  2. Step 2: Convert to fraction form
    75,559.24/113,299.98 = 31,177.72/x
  3. Step 3: Cross multiply
    75,559.24x = 113,299.98 × 31,177.72
  4. Step 4: Simplify right side
    75,559.24x = 3,532,435,052.45
  5. Step 5: Solve for x
    x = 3,532,435,052.45/75,559.24
  6. Step 6: Final answer
    x = 46,750.54

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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.