Home / 115,872.33-173,764.76-53,499.09

Finding the Fourth Proportional to 115,872.33, 173,764.76 and 53,499.09

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Solution

The fourth proportional to 115,872.33, 173,764.76 and 53,499.09 is: 80,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,872.33 : 173,764.76 = 53,499.09 : x
  2. Step 2: Convert to fraction form
    115,872.33/173,764.76 = 53,499.09/x
  3. Step 3: Cross multiply
    115,872.33x = 173,764.76 × 53,499.09
  4. Step 4: Simplify right side
    115,872.33x = 9,296,257,219.12
  5. Step 5: Solve for x
    x = 9,296,257,219.12/115,872.33
  6. Step 6: Final answer
    x = 80,228.45

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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.