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Finding the Fourth Proportional to 162,952.20, 244,136.70 and 137,874.60

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Solution

The fourth proportional to 162,952.20, 244,136.70 and 137,874.60 is: 206,565.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,952.20 : 244,136.70 = 137,874.60 : x
  2. Step 2: Convert to fraction form
    162,952.20/244,136.70 = 137,874.60/x
  3. Step 3: Cross multiply
    162,952.20x = 244,136.70 × 137,874.60
  4. Step 4: Simplify right side
    162,952.20x = 33,660,249,857.82
  5. Step 5: Solve for x
    x = 33,660,249,857.82/162,952.20
  6. Step 6: Final answer
    x = 206,565.18

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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.