Home / 63,190.12-94,785.20-43,408.71

Finding the Fourth Proportional to 63,190.12, 94,785.20 and 43,408.71

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Solution

The fourth proportional to 63,190.12, 94,785.20 and 43,408.71 is: 65,113.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,190.12 : 94,785.20 = 43,408.71 : x
  2. Step 2: Convert to fraction form
    63,190.12/94,785.20 = 43,408.71/x
  3. Step 3: Cross multiply
    63,190.12x = 94,785.20 × 43,408.71
  4. Step 4: Simplify right side
    63,190.12x = 4,114,503,259.09
  5. Step 5: Solve for x
    x = 4,114,503,259.09/63,190.12
  6. Step 6: Final answer
    x = 65,113.08

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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.