Home / 89,467.16-123,466.21-49,182.62

Finding the Fourth Proportional to 89,467.16, 123,466.21 and 49,182.62

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Solution

The fourth proportional to 89,467.16, 123,466.21 and 49,182.62 is: 67,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,467.16 : 123,466.21 = 49,182.62 : x
  2. Step 2: Convert to fraction form
    89,467.16/123,466.21 = 49,182.62/x
  3. Step 3: Cross multiply
    89,467.16x = 123,466.21 × 49,182.62
  4. Step 4: Simplify right side
    89,467.16x = 6,072,390,948.98
  5. Step 5: Solve for x
    x = 6,072,390,948.98/89,467.16
  6. Step 6: Final answer
    x = 67,872.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.