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Finding the Fourth Proportional to 100,066.53, 150,058.27 and 36,890.25

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Solution

The fourth proportional to 100,066.53, 150,058.27 and 36,890.25 is: 55,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,066.53 : 150,058.27 = 36,890.25 : x
  2. Step 2: Convert to fraction form
    100,066.53/150,058.27 = 36,890.25/x
  3. Step 3: Cross multiply
    100,066.53x = 150,058.27 × 36,890.25
  4. Step 4: Simplify right side
    100,066.53x = 5,535,686,789.28
  5. Step 5: Solve for x
    x = 5,535,686,789.28/100,066.53
  6. Step 6: Final answer
    x = 55,320.07

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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.