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Finding the Fourth Proportional to 88,990.93, 133,482.93 and 32,806.73

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Solution

The fourth proportional to 88,990.93, 133,482.93 and 32,806.73 is: 49,208.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,990.93 : 133,482.93 = 32,806.73 : x
  2. Step 2: Convert to fraction form
    88,990.93/133,482.93 = 32,806.73/x
  3. Step 3: Cross multiply
    88,990.93x = 133,482.93 × 32,806.73
  4. Step 4: Simplify right side
    88,990.93x = 4,379,139,067.71
  5. Step 5: Solve for x
    x = 4,379,139,067.71/88,990.93
  6. Step 6: Final answer
    x = 49,208.82

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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.