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Finding the Fourth Proportional to 162,664.27, 224,474.49 and 91,044.27

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Solution

The fourth proportional to 162,664.27, 224,474.49 and 91,044.27 is: 125,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,664.27 : 224,474.49 = 91,044.27 : x
  2. Step 2: Convert to fraction form
    162,664.27/224,474.49 = 91,044.27/x
  3. Step 3: Cross multiply
    162,664.27x = 224,474.49 × 91,044.27
  4. Step 4: Simplify right side
    162,664.27x = 20,437,116,075.67
  5. Step 5: Solve for x
    x = 20,437,116,075.67/162,664.27
  6. Step 6: Final answer
    x = 125,639.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.