Home / 169,600.20-254,466.18-76,039.80

Finding the Fourth Proportional to 169,600.20, 254,466.18 and 76,039.80

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Solution

The fourth proportional to 169,600.20, 254,466.18 and 76,039.80 is: 114,089.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,600.20 : 254,466.18 = 76,039.80 : x
  2. Step 2: Convert to fraction form
    169,600.20/254,466.18 = 76,039.80/x
  3. Step 3: Cross multiply
    169,600.20x = 254,466.18 × 76,039.80
  4. Step 4: Simplify right side
    169,600.20x = 19,349,557,433.96
  5. Step 5: Solve for x
    x = 19,349,557,433.96/169,600.20
  6. Step 6: Final answer
    x = 114,089.24

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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.