Home / 169,854.20-254,805.60-51,534.80

Finding the Fourth Proportional to 169,854.20, 254,805.60 and 51,534.80

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Solution

The fourth proportional to 169,854.20, 254,805.60 and 51,534.80 is: 77,309.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,854.20 : 254,805.60 = 51,534.80 : x
  2. Step 2: Convert to fraction form
    169,854.20/254,805.60 = 51,534.80/x
  3. Step 3: Cross multiply
    169,854.20x = 254,805.60 × 51,534.80
  4. Step 4: Simplify right side
    169,854.20x = 13,131,355,634.88
  5. Step 5: Solve for x
    x = 13,131,355,634.88/169,854.20
  6. Step 6: Final answer
    x = 77,309.57

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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.