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Finding the Fourth Proportional to 52,496.97, 78,657.80 and 36,886.65

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Solution

The fourth proportional to 52,496.97, 78,657.80 and 36,886.65 is: 55,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,496.97 : 78,657.80 = 36,886.65 : x
  2. Step 2: Convert to fraction form
    52,496.97/78,657.80 = 36,886.65/x
  3. Step 3: Cross multiply
    52,496.97x = 78,657.80 × 36,886.65
  4. Step 4: Simplify right side
    52,496.97x = 2,901,422,553.94
  5. Step 5: Solve for x
    x = 2,901,422,553.94/52,496.97
  6. Step 6: Final answer
    x = 55,268.38

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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.