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Finding the Fourth Proportional to 73,289.85, 109,952.67 and 23,369.95

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Solution

The fourth proportional to 73,289.85, 109,952.67 and 23,369.95 is: 35,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,289.85 : 109,952.67 = 23,369.95 : x
  2. Step 2: Convert to fraction form
    73,289.85/109,952.67 = 23,369.95/x
  3. Step 3: Cross multiply
    73,289.85x = 109,952.67 × 23,369.95
  4. Step 4: Simplify right side
    73,289.85x = 2,569,588,625.34
  5. Step 5: Solve for x
    x = 2,569,588,625.34/73,289.85
  6. Step 6: Final answer
    x = 35,060.64

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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.