Home / 89,467.36-123,465.35-49,183.71

Finding the Fourth Proportional to 89,467.36, 123,465.35 and 49,183.71

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Solution

The fourth proportional to 89,467.36, 123,465.35 and 49,183.71 is: 67,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,467.36 : 123,465.35 = 49,183.71 : x
  2. Step 2: Convert to fraction form
    89,467.36/123,465.35 = 49,183.71/x
  3. Step 3: Cross multiply
    89,467.36x = 123,465.35 × 49,183.71
  4. Step 4: Simplify right side
    89,467.36x = 6,072,484,092.41
  5. Step 5: Solve for x
    x = 6,072,484,092.41/89,467.36
  6. Step 6: Final answer
    x = 67,873.74

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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.