Home / 83,467.27-115,224.72-47,650.35

Finding the Fourth Proportional to 83,467.27, 115,224.72 and 47,650.35

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Solution

The fourth proportional to 83,467.27, 115,224.72 and 47,650.35 is: 65,780.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,467.27 : 115,224.72 = 47,650.35 : x
  2. Step 2: Convert to fraction form
    83,467.27/115,224.72 = 47,650.35/x
  3. Step 3: Cross multiply
    83,467.27x = 115,224.72 × 47,650.35
  4. Step 4: Simplify right side
    83,467.27x = 5,490,498,236.65
  5. Step 5: Solve for x
    x = 5,490,498,236.65/83,467.27
  6. Step 6: Final answer
    x = 65,780.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.