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Finding the Fourth Proportional to 150,859.51, 226,289.25 and 38,539.97

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Solution

The fourth proportional to 150,859.51, 226,289.25 and 38,539.97 is: 57,809.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,859.51 : 226,289.25 = 38,539.97 : x
  2. Step 2: Convert to fraction form
    150,859.51/226,289.25 = 38,539.97/x
  3. Step 3: Cross multiply
    150,859.51x = 226,289.25 × 38,539.97
  4. Step 4: Simplify right side
    150,859.51x = 8,721,179,774.88
  5. Step 5: Solve for x
    x = 8,721,179,774.88/150,859.51
  6. Step 6: Final answer
    x = 57,809.94

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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.