Home / 102,773.25-154,118.97-39,558.15

Finding the Fourth Proportional to 102,773.25, 154,118.97 and 39,558.15

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Solution

The fourth proportional to 102,773.25, 154,118.97 and 39,558.15 is: 59,321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,773.25 : 154,118.97 = 39,558.15 : x
  2. Step 2: Convert to fraction form
    102,773.25/154,118.97 = 39,558.15/x
  3. Step 3: Cross multiply
    102,773.25x = 154,118.97 × 39,558.15
  4. Step 4: Simplify right side
    102,773.25x = 6,096,661,333.11
  5. Step 5: Solve for x
    x = 6,096,661,333.11/102,773.25
  6. Step 6: Final answer
    x = 59,321.48

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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.