Home / 133,040.55-199,560.82-48,768.86

Finding the Fourth Proportional to 133,040.55, 199,560.82 and 48,768.86

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Solution

The fourth proportional to 133,040.55, 199,560.82 and 48,768.86 is: 73,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,040.55 : 199,560.82 = 48,768.86 : x
  2. Step 2: Convert to fraction form
    133,040.55/199,560.82 = 48,768.86/x
  3. Step 3: Cross multiply
    133,040.55x = 199,560.82 × 48,768.86
  4. Step 4: Simplify right side
    133,040.55x = 9,732,354,142.11
  5. Step 5: Solve for x
    x = 9,732,354,142.11/133,040.55
  6. Step 6: Final answer
    x = 73,153.29

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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.