Home / 48,139.56-66,449.32-33,082.08

Finding the Fourth Proportional to 48,139.56, 66,449.32 and 33,082.08

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Solution

The fourth proportional to 48,139.56, 66,449.32 and 33,082.08 is: 45,664.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.56 : 66,449.32 = 33,082.08 : x
  2. Step 2: Convert to fraction form
    48,139.56/66,449.32 = 33,082.08/x
  3. Step 3: Cross multiply
    48,139.56x = 66,449.32 × 33,082.08
  4. Step 4: Simplify right side
    48,139.56x = 2,198,281,720.19
  5. Step 5: Solve for x
    x = 2,198,281,720.19/48,139.56
  6. Step 6: Final answer
    x = 45,664.77

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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.