Home / 84,105.72-126,137.07-24,927.53

Finding the Fourth Proportional to 84,105.72, 126,137.07 and 24,927.53

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Solution

The fourth proportional to 84,105.72, 126,137.07 and 24,927.53 is: 37,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,105.72 : 126,137.07 = 24,927.53 : x
  2. Step 2: Convert to fraction form
    84,105.72/126,137.07 = 24,927.53/x
  3. Step 3: Cross multiply
    84,105.72x = 126,137.07 × 24,927.53
  4. Step 4: Simplify right side
    84,105.72x = 3,144,284,965.85
  5. Step 5: Solve for x
    x = 3,144,284,965.85/84,105.72
  6. Step 6: Final answer
    x = 37,384.91

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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.