Home / 214,535.95-321,793.48-79,626.28

Finding the Fourth Proportional to 214,535.95, 321,793.48 and 79,626.28

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Solution

The fourth proportional to 214,535.95, 321,793.48 and 79,626.28 is: 119,435.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,535.95 : 321,793.48 = 79,626.28 : x
  2. Step 2: Convert to fraction form
    214,535.95/321,793.48 = 79,626.28/x
  3. Step 3: Cross multiply
    214,535.95x = 321,793.48 × 79,626.28
  4. Step 4: Simplify right side
    214,535.95x = 25,623,218,096.21
  5. Step 5: Solve for x
    x = 25,623,218,096.21/214,535.95
  6. Step 6: Final answer
    x = 119,435.54

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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.