Home / 88,942.80-133,428.78-36,338.16

Finding the Fourth Proportional to 88,942.80, 133,428.78 and 36,338.16

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Solution

The fourth proportional to 88,942.80, 133,428.78 and 36,338.16 is: 54,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,942.80 : 133,428.78 = 36,338.16 : x
  2. Step 2: Convert to fraction form
    88,942.80/133,428.78 = 36,338.16/x
  3. Step 3: Cross multiply
    88,942.80x = 133,428.78 × 36,338.16
  4. Step 4: Simplify right side
    88,942.80x = 4,848,556,356.24
  5. Step 5: Solve for x
    x = 4,848,556,356.24/88,942.80
  6. Step 6: Final answer
    x = 54,513.20

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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.