Home / 89,046.47-133,618.92-49,625.80

Finding the Fourth Proportional to 89,046.47, 133,618.92 and 49,625.80

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Solution

The fourth proportional to 89,046.47, 133,618.92 and 49,625.80 is: 74,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,046.47 : 133,618.92 = 49,625.80 : x
  2. Step 2: Convert to fraction form
    89,046.47/133,618.92 = 49,625.80/x
  3. Step 3: Cross multiply
    89,046.47x = 133,618.92 × 49,625.80
  4. Step 4: Simplify right side
    89,046.47x = 6,630,945,279.99
  5. Step 5: Solve for x
    x = 6,630,945,279.99/89,046.47
  6. Step 6: Final answer
    x = 74,466.12

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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.