Home / 169,419.44-254,152.60-57,131.80

Finding the Fourth Proportional to 169,419.44, 254,152.60 and 57,131.80

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Solution

The fourth proportional to 169,419.44, 254,152.60 and 57,131.80 is: 85,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,419.44 : 254,152.60 = 57,131.80 : x
  2. Step 2: Convert to fraction form
    169,419.44/254,152.60 = 57,131.80/x
  3. Step 3: Cross multiply
    169,419.44x = 254,152.60 × 57,131.80
  4. Step 4: Simplify right side
    169,419.44x = 14,520,195,512.68
  5. Step 5: Solve for x
    x = 14,520,195,512.68/169,419.44
  6. Step 6: Final answer
    x = 85,705.60

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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.