Home / 133,259.20-199,865.76-50,153.92

Finding the Fourth Proportional to 133,259.20, 199,865.76 and 50,153.92

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Solution

The fourth proportional to 133,259.20, 199,865.76 and 50,153.92 is: 75,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,259.20 : 199,865.76 = 50,153.92 : x
  2. Step 2: Convert to fraction form
    133,259.20/199,865.76 = 50,153.92/x
  3. Step 3: Cross multiply
    133,259.20x = 199,865.76 × 50,153.92
  4. Step 4: Simplify right side
    133,259.20x = 10,024,051,337.78
  5. Step 5: Solve for x
    x = 10,024,051,337.78/133,259.20
  6. Step 6: Final answer
    x = 75,222.21

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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.