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Finding the Fourth Proportional to 88,877.11, 133,322.55 and 29,713

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Solution

The fourth proportional to 88,877.11, 133,322.55 and 29,713 is: 44,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,877.11 : 133,322.55 = 29,713 : x
  2. Step 2: Convert to fraction form
    88,877.11/133,322.55 = 29,713/x
  3. Step 3: Cross multiply
    88,877.11x = 133,322.55 × 29,713
  4. Step 4: Simplify right side
    88,877.11x = 3,961,412,928.15
  5. Step 5: Solve for x
    x = 3,961,412,928.15/88,877.11
  6. Step 6: Final answer
    x = 44,571.80

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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.