Home / 112,720.41-169,083.72-33,834.65

Finding the Fourth Proportional to 112,720.41, 169,083.72 and 33,834.65

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Solution

The fourth proportional to 112,720.41, 169,083.72 and 33,834.65 is: 50,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,720.41 : 169,083.72 = 33,834.65 : x
  2. Step 2: Convert to fraction form
    112,720.41/169,083.72 = 33,834.65/x
  3. Step 3: Cross multiply
    112,720.41x = 169,083.72 × 33,834.65
  4. Step 4: Simplify right side
    112,720.41x = 5,720,887,641.48
  5. Step 5: Solve for x
    x = 5,720,887,641.48/112,720.41
  6. Step 6: Final answer
    x = 50,752.90

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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.