Home / 89,368.21-123,327.97-49,082.32

Finding the Fourth Proportional to 89,368.21, 123,327.97 and 49,082.32

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Solution

The fourth proportional to 89,368.21, 123,327.97 and 49,082.32 is: 67,733.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,368.21 : 123,327.97 = 49,082.32 : x
  2. Step 2: Convert to fraction form
    89,368.21/123,327.97 = 49,082.32/x
  3. Step 3: Cross multiply
    89,368.21x = 123,327.97 × 49,082.32
  4. Step 4: Simplify right side
    89,368.21x = 6,053,222,919.94
  5. Step 5: Solve for x
    x = 6,053,222,919.94/89,368.21
  6. Step 6: Final answer
    x = 67,733.51

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1.5x scale

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.