Home / 115,087.53-172,658.42-36,201.77

Finding the Fourth Proportional to 115,087.53, 172,658.42 and 36,201.77

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Solution

The fourth proportional to 115,087.53, 172,658.42 and 36,201.77 is: 54,311.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,087.53 : 172,658.42 = 36,201.77 : x
  2. Step 2: Convert to fraction form
    115,087.53/172,658.42 = 36,201.77/x
  3. Step 3: Cross multiply
    115,087.53x = 172,658.42 × 36,201.77
  4. Step 4: Simplify right side
    115,087.53x = 6,250,540,148.33
  5. Step 5: Solve for x
    x = 6,250,540,148.33/115,087.53
  6. Step 6: Final answer
    x = 54,311.18

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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.