Home / 109,282.05-150,812.97-63,964.26

Finding the Fourth Proportional to 109,282.05, 150,812.97 and 63,964.26

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Solution

The fourth proportional to 109,282.05, 150,812.97 and 63,964.26 is: 88,272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,282.05 : 150,812.97 = 63,964.26 : x
  2. Step 2: Convert to fraction form
    109,282.05/150,812.97 = 63,964.26/x
  3. Step 3: Cross multiply
    109,282.05x = 150,812.97 × 63,964.26
  4. Step 4: Simplify right side
    109,282.05x = 9,646,640,024.45
  5. Step 5: Solve for x
    x = 9,646,640,024.45/109,282.05
  6. Step 6: Final answer
    x = 88,272.87

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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.