Home / 75,677.13-113,340.73-73,052.73

Finding the Fourth Proportional to 75,677.13, 113,340.73 and 73,052.73

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Solution

The fourth proportional to 75,677.13, 113,340.73 and 73,052.73 is: 109,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,677.13 : 113,340.73 = 73,052.73 : x
  2. Step 2: Convert to fraction form
    75,677.13/113,340.73 = 73,052.73/x
  3. Step 3: Cross multiply
    75,677.13x = 113,340.73 × 73,052.73
  4. Step 4: Simplify right side
    75,677.13x = 8,279,849,746.69
  5. Step 5: Solve for x
    x = 8,279,849,746.69/75,677.13
  6. Step 6: Final answer
    x = 109,410.20

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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.