Home / 88,940.22-133,428.18-32,780.62

Finding the Fourth Proportional to 88,940.22, 133,428.18 and 32,780.62

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Solution

The fourth proportional to 88,940.22, 133,428.18 and 32,780.62 is: 49,177.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,940.22 : 133,428.18 = 32,780.62 : x
  2. Step 2: Convert to fraction form
    88,940.22/133,428.18 = 32,780.62/x
  3. Step 3: Cross multiply
    88,940.22x = 133,428.18 × 32,780.62
  4. Step 4: Simplify right side
    88,940.22x = 4,373,858,465.87
  5. Step 5: Solve for x
    x = 4,373,858,465.87/88,940.22
  6. Step 6: Final answer
    x = 49,177.51

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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.