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Finding the Fourth Proportional to 49,363.04, 68,120.80 and 26,702.04

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Solution

The fourth proportional to 49,363.04, 68,120.80 and 26,702.04 is: 36,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,363.04 : 68,120.80 = 26,702.04 : x
  2. Step 2: Convert to fraction form
    49,363.04/68,120.80 = 26,702.04/x
  3. Step 3: Cross multiply
    49,363.04x = 68,120.80 × 26,702.04
  4. Step 4: Simplify right side
    49,363.04x = 1,818,964,326.43
  5. Step 5: Solve for x
    x = 1,818,964,326.43/49,363.04
  6. Step 6: Final answer
    x = 36,848.71

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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.