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Finding the Fourth Proportional to 109,569, 164,353.52 and 26,463

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Solution

The fourth proportional to 109,569, 164,353.52 and 26,463 is: 39,694.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,569 : 164,353.52 = 26,463 : x
  2. Step 2: Convert to fraction form
    109,569/164,353.52 = 26,463/x
  3. Step 3: Cross multiply
    109,569x = 164,353.52 × 26,463
  4. Step 4: Simplify right side
    109,569x = 4,349,287,199.76
  5. Step 5: Solve for x
    x = 4,349,287,199.76/109,569
  6. Step 6: Final answer
    x = 39,694.50

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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.