Home / 73,082.25-109,623.38-17,678.25

Finding the Fourth Proportional to 73,082.25, 109,623.38 and 17,678.25

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Solution

The fourth proportional to 73,082.25, 109,623.38 and 17,678.25 is: 26,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,082.25 : 109,623.38 = 17,678.25 : x
  2. Step 2: Convert to fraction form
    73,082.25/109,623.38 = 17,678.25/x
  3. Step 3: Cross multiply
    73,082.25x = 109,623.38 × 17,678.25
  4. Step 4: Simplify right side
    73,082.25x = 1,937,949,429.09
  5. Step 5: Solve for x
    x = 1,937,949,429.09/73,082.25
  6. Step 6: Final answer
    x = 26,517.38

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1.5x scale

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.