Home / 89,272.98-133,907-33,106.57

Finding the Fourth Proportional to 89,272.98, 133,907 and 33,106.57

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Solution

The fourth proportional to 89,272.98, 133,907 and 33,106.57 is: 49,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,272.98 : 133,907 = 33,106.57 : x
  2. Step 2: Convert to fraction form
    89,272.98/133,907 = 33,106.57/x
  3. Step 3: Cross multiply
    89,272.98x = 133,907 × 33,106.57
  4. Step 4: Simplify right side
    89,272.98x = 4,433,201,468.99
  5. Step 5: Solve for x
    x = 4,433,201,468.99/89,272.98
  6. Step 6: Final answer
    x = 49,658.94

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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.