Home / 63,408.12-95,123.11-21,292.25

Finding the Fourth Proportional to 63,408.12, 95,123.11 and 21,292.25

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Solution

The fourth proportional to 63,408.12, 95,123.11 and 21,292.25 is: 31,942.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,408.12 : 95,123.11 = 21,292.25 : x
  2. Step 2: Convert to fraction form
    63,408.12/95,123.11 = 21,292.25/x
  3. Step 3: Cross multiply
    63,408.12x = 95,123.11 × 21,292.25
  4. Step 4: Simplify right side
    63,408.12x = 2,025,385,085.04
  5. Step 5: Solve for x
    x = 2,025,385,085.04/63,408.12
  6. Step 6: Final answer
    x = 31,942.05

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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.