Home / 49,135.26-73,702.89-12,199.26

Finding the Fourth Proportional to 49,135.26, 73,702.89 and 12,199.26

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Solution

The fourth proportional to 49,135.26, 73,702.89 and 12,199.26 is: 18,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,135.26 : 73,702.89 = 12,199.26 : x
  2. Step 2: Convert to fraction form
    49,135.26/73,702.89 = 12,199.26/x
  3. Step 3: Cross multiply
    49,135.26x = 73,702.89 × 12,199.26
  4. Step 4: Simplify right side
    49,135.26x = 899,120,717.86
  5. Step 5: Solve for x
    x = 899,120,717.86/49,135.26
  6. Step 6: Final answer
    x = 18,298.89

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1.5x scale

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.