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Finding the Fourth Proportional to 115,616.61, 173,425.32 and 32,510.61

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Solution

The fourth proportional to 115,616.61, 173,425.32 and 32,510.61 is: 48,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,616.61 : 173,425.32 = 32,510.61 : x
  2. Step 2: Convert to fraction form
    115,616.61/173,425.32 = 32,510.61/x
  3. Step 3: Cross multiply
    115,616.61x = 173,425.32 × 32,510.61
  4. Step 4: Simplify right side
    115,616.61x = 5,638,162,942.65
  5. Step 5: Solve for x
    x = 5,638,162,942.65/115,616.61
  6. Step 6: Final answer
    x = 48,766.03

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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.