Home / 75,977.03-113,970.41-29,229.91

Finding the Fourth Proportional to 75,977.03, 113,970.41 and 29,229.91

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Solution

The fourth proportional to 75,977.03, 113,970.41 and 29,229.91 is: 43,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,977.03 : 113,970.41 = 29,229.91 : x
  2. Step 2: Convert to fraction form
    75,977.03/113,970.41 = 29,229.91/x
  3. Step 3: Cross multiply
    75,977.03x = 113,970.41 × 29,229.91
  4. Step 4: Simplify right side
    75,977.03x = 3,331,344,826.96
  5. Step 5: Solve for x
    x = 3,331,344,826.96/75,977.03
  6. Step 6: Final answer
    x = 43,846.74

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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.