Home / 75,462.23-113,043.90-51,711.41

Finding the Fourth Proportional to 75,462.23, 113,043.90 and 51,711.41

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Solution

The fourth proportional to 75,462.23, 113,043.90 and 51,711.41 is: 77,464.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,462.23 : 113,043.90 = 51,711.41 : x
  2. Step 2: Convert to fraction form
    75,462.23/113,043.90 = 51,711.41/x
  3. Step 3: Cross multiply
    75,462.23x = 113,043.90 × 51,711.41
  4. Step 4: Simplify right side
    75,462.23x = 5,845,659,937.43
  5. Step 5: Solve for x
    x = 5,845,659,937.43/75,462.23
  6. Step 6: Final answer
    x = 77,464.71

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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.