Home / 115,512.85-173,282.78-36,635.05

Finding the Fourth Proportional to 115,512.85, 173,282.78 and 36,635.05

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Solution

The fourth proportional to 115,512.85, 173,282.78 and 36,635.05 is: 54,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,512.85 : 173,282.78 = 36,635.05 : x
  2. Step 2: Convert to fraction form
    115,512.85/173,282.78 = 36,635.05/x
  3. Step 3: Cross multiply
    115,512.85x = 173,282.78 × 36,635.05
  4. Step 4: Simplify right side
    115,512.85x = 6,348,223,126.26
  5. Step 5: Solve for x
    x = 6,348,223,126.26/115,512.85
  6. Step 6: Final answer
    x = 54,956.86

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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.