Home / 73,101.62-109,656.38-23,178.08

Finding the Fourth Proportional to 73,101.62, 109,656.38 and 23,178.08

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Solution

The fourth proportional to 73,101.62, 109,656.38 and 23,178.08 is: 34,768.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,101.62 : 109,656.38 = 23,178.08 : x
  2. Step 2: Convert to fraction form
    73,101.62/109,656.38 = 23,178.08/x
  3. Step 3: Cross multiply
    73,101.62x = 109,656.38 × 23,178.08
  4. Step 4: Simplify right side
    73,101.62x = 2,541,624,680.24
  5. Step 5: Solve for x
    x = 2,541,624,680.24/73,101.62
  6. Step 6: Final answer
    x = 34,768.38

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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.