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Finding the Fourth Proportional to 88,235.52, 132,244.85 and 40,786.41

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Solution

The fourth proportional to 88,235.52, 132,244.85 and 40,786.41 is: 61,129.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,235.52 : 132,244.85 = 40,786.41 : x
  2. Step 2: Convert to fraction form
    88,235.52/132,244.85 = 40,786.41/x
  3. Step 3: Cross multiply
    88,235.52x = 132,244.85 × 40,786.41
  4. Step 4: Simplify right side
    88,235.52x = 5,393,792,672.49
  5. Step 5: Solve for x
    x = 5,393,792,672.49/88,235.52
  6. Step 6: Final answer
    x = 61,129.49

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1.5x scale

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.