Home / 345,226.75-517,846.61-95,915.23

Finding the Fourth Proportional to 345,226.75, 517,846.61 and 95,915.23

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Solution

The fourth proportional to 345,226.75, 517,846.61 and 95,915.23 is: 143,874.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,226.75 : 517,846.61 = 95,915.23 : x
  2. Step 2: Convert to fraction form
    345,226.75/517,846.61 = 95,915.23/x
  3. Step 3: Cross multiply
    345,226.75x = 517,846.61 × 95,915.23
  4. Step 4: Simplify right side
    345,226.75x = 49,669,376,702.87
  5. Step 5: Solve for x
    x = 49,669,376,702.87/345,226.75
  6. Step 6: Final answer
    x = 143,874.65

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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.