Home / 133,239.29-199,945.94-49,000.28

Finding the Fourth Proportional to 133,239.29, 199,945.94 and 49,000.28

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Solution

The fourth proportional to 133,239.29, 199,945.94 and 49,000.28 is: 73,532.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,239.29 : 199,945.94 = 49,000.28 : x
  2. Step 2: Convert to fraction form
    133,239.29/199,945.94 = 49,000.28/x
  3. Step 3: Cross multiply
    133,239.29x = 199,945.94 × 49,000.28
  4. Step 4: Simplify right side
    133,239.29x = 9,797,405,800.13
  5. Step 5: Solve for x
    x = 9,797,405,800.13/133,239.29
  6. Step 6: Final answer
    x = 73,532.41

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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.