Home / 112,763.48-169,145.01-49,568.49

Finding the Fourth Proportional to 112,763.48, 169,145.01 and 49,568.49

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Solution

The fourth proportional to 112,763.48, 169,145.01 and 49,568.49 is: 74,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,763.48 : 169,145.01 = 49,568.49 : x
  2. Step 2: Convert to fraction form
    112,763.48/169,145.01 = 49,568.49/x
  3. Step 3: Cross multiply
    112,763.48x = 169,145.01 × 49,568.49
  4. Step 4: Simplify right side
    112,763.48x = 8,384,262,736.73
  5. Step 5: Solve for x
    x = 8,384,262,736.73/112,763.48
  6. Step 6: Final answer
    x = 74,352.65

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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.