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Finding the Fourth Proportional to 88,766.80, 133,111.32 and 26,424.88

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Solution

The fourth proportional to 88,766.80, 133,111.32 and 26,424.88 is: 39,625.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,766.80 : 133,111.32 = 26,424.88 : x
  2. Step 2: Convert to fraction form
    88,766.80/133,111.32 = 26,424.88/x
  3. Step 3: Cross multiply
    88,766.80x = 133,111.32 × 26,424.88
  4. Step 4: Simplify right side
    88,766.80x = 3,517,450,657.64
  5. Step 5: Solve for x
    x = 3,517,450,657.64/88,766.80
  6. Step 6: Final answer
    x = 39,625.75

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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.