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Finding the Fourth Proportional to 49,476, 68,370.06 and 37,517.16

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Solution

The fourth proportional to 49,476, 68,370.06 and 37,517.16 is: 51,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,476 : 68,370.06 = 37,517.16 : x
  2. Step 2: Convert to fraction form
    49,476/68,370.06 = 37,517.16/x
  3. Step 3: Cross multiply
    49,476x = 68,370.06 × 37,517.16
  4. Step 4: Simplify right side
    49,476x = 2,565,050,480.23
  5. Step 5: Solve for x
    x = 2,565,050,480.23/49,476
  6. Step 6: Final answer
    x = 51,844.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.