Home / 115,636.78-173,482.77-36,751.15

Finding the Fourth Proportional to 115,636.78, 173,482.77 and 36,751.15

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Solution

The fourth proportional to 115,636.78, 173,482.77 and 36,751.15 is: 55,135.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,636.78 : 173,482.77 = 36,751.15 : x
  2. Step 2: Convert to fraction form
    115,636.78/173,482.77 = 36,751.15/x
  3. Step 3: Cross multiply
    115,636.78x = 173,482.77 × 36,751.15
  4. Step 4: Simplify right side
    115,636.78x = 6,375,690,435.27
  5. Step 5: Solve for x
    x = 6,375,690,435.27/115,636.78
  6. Step 6: Final answer
    x = 55,135.49

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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.