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Finding the Fourth Proportional to 162,571.60, 244,440.60 and 136,910.80

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Solution

The fourth proportional to 162,571.60, 244,440.60 and 136,910.80 is: 205,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,571.60 : 244,440.60 = 136,910.80 : x
  2. Step 2: Convert to fraction form
    162,571.60/244,440.60 = 136,910.80/x
  3. Step 3: Cross multiply
    162,571.60x = 244,440.60 × 136,910.80
  4. Step 4: Simplify right side
    162,571.60x = 33,466,558,098.48
  5. Step 5: Solve for x
    x = 33,466,558,098.48/162,571.60
  6. Step 6: Final answer
    x = 205,857.35

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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.