Home / 115,514.20-173,238.90-36,652.60

Finding the Fourth Proportional to 115,514.20, 173,238.90 and 36,652.60

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Solution

The fourth proportional to 115,514.20, 173,238.90 and 36,652.60 is: 54,968.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,514.20 : 173,238.90 = 36,652.60 : x
  2. Step 2: Convert to fraction form
    115,514.20/173,238.90 = 36,652.60/x
  3. Step 3: Cross multiply
    115,514.20x = 173,238.90 × 36,652.60
  4. Step 4: Simplify right side
    115,514.20x = 6,349,656,106.14
  5. Step 5: Solve for x
    x = 6,349,656,106.14/115,514.20
  6. Step 6: Final answer
    x = 54,968.62

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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.