Home / 169,834.20-254,775.60-51,514.80

Finding the Fourth Proportional to 169,834.20, 254,775.60 and 51,514.80

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Solution

The fourth proportional to 169,834.20, 254,775.60 and 51,514.80 is: 77,279.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,834.20 : 254,775.60 = 51,514.80 : x
  2. Step 2: Convert to fraction form
    169,834.20/254,775.60 = 51,514.80/x
  3. Step 3: Cross multiply
    169,834.20x = 254,775.60 × 51,514.80
  4. Step 4: Simplify right side
    169,834.20x = 13,124,714,078.88
  5. Step 5: Solve for x
    x = 13,124,714,078.88/169,834.20
  6. Step 6: Final answer
    x = 77,279.57

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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.