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Finding the Fourth Proportional to 73,263.90, 109,910.43 and 23,342.38

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Solution

The fourth proportional to 73,263.90, 109,910.43 and 23,342.38 is: 35,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,263.90 : 109,910.43 = 23,342.38 : x
  2. Step 2: Convert to fraction form
    73,263.90/109,910.43 = 23,342.38/x
  3. Step 3: Cross multiply
    73,263.90x = 109,910.43 × 23,342.38
  4. Step 4: Simplify right side
    73,263.90x = 2,565,571,023.02
  5. Step 5: Solve for x
    x = 2,565,571,023.02/73,263.90
  6. Step 6: Final answer
    x = 35,018.22

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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.