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Finding the Fourth Proportional to 88,654.44, 122,326.42 and 52,847.78

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Solution

The fourth proportional to 88,654.44, 122,326.42 and 52,847.78 is: 72,919.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,654.44 : 122,326.42 = 52,847.78 : x
  2. Step 2: Convert to fraction form
    88,654.44/122,326.42 = 52,847.78/x
  3. Step 3: Cross multiply
    88,654.44x = 122,326.42 × 52,847.78
  4. Step 4: Simplify right side
    88,654.44x = 6,464,679,732.35
  5. Step 5: Solve for x
    x = 6,464,679,732.35/88,654.44
  6. Step 6: Final answer
    x = 72,919.98

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1.5x scale

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.