Home / 63,164.10-87,171.48-36,311.52

Finding the Fourth Proportional to 63,164.10, 87,171.48 and 36,311.52

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Solution

The fourth proportional to 63,164.10, 87,171.48 and 36,311.52 is: 50,112.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,164.10 : 87,171.48 = 36,311.52 : x
  2. Step 2: Convert to fraction form
    63,164.10/87,171.48 = 36,311.52/x
  3. Step 3: Cross multiply
    63,164.10x = 87,171.48 × 36,311.52
  4. Step 4: Simplify right side
    63,164.10x = 3,165,328,939.45
  5. Step 5: Solve for x
    x = 3,165,328,939.45/63,164.10
  6. Step 6: Final answer
    x = 50,112.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.