Home / 131,184.57-196,872.44-52,321.35

Finding the Fourth Proportional to 131,184.57, 196,872.44 and 52,321.35

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Solution

The fourth proportional to 131,184.57, 196,872.44 and 52,321.35 is: 78,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,184.57 : 196,872.44 = 52,321.35 : x
  2. Step 2: Convert to fraction form
    131,184.57/196,872.44 = 52,321.35/x
  3. Step 3: Cross multiply
    131,184.57x = 196,872.44 × 52,321.35
  4. Step 4: Simplify right side
    131,184.57x = 10,300,631,576.99
  5. Step 5: Solve for x
    x = 10,300,631,576.99/131,184.57
  6. Step 6: Final answer
    x = 78,520.15

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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.