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Finding the Fourth Proportional to 52,886.82, 79,255.64 and 29,205.02

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Solution

The fourth proportional to 52,886.82, 79,255.64 and 29,205.02 is: 43,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886.82 : 79,255.64 = 29,205.02 : x
  2. Step 2: Convert to fraction form
    52,886.82/79,255.64 = 29,205.02/x
  3. Step 3: Cross multiply
    52,886.82x = 79,255.64 × 29,205.02
  4. Step 4: Simplify right side
    52,886.82x = 2,314,662,551.31
  5. Step 5: Solve for x
    x = 2,314,662,551.31/52,886.82
  6. Step 6: Final answer
    x = 43,766.34

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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.