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Finding the Fourth Proportional to 200,219.62, 300,013.29 and 162,596.62

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Solution

The fourth proportional to 200,219.62, 300,013.29 and 162,596.62 is: 243,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,219.62 : 300,013.29 = 162,596.62 : x
  2. Step 2: Convert to fraction form
    200,219.62/300,013.29 = 162,596.62/x
  3. Step 3: Cross multiply
    200,219.62x = 300,013.29 × 162,596.62
  4. Step 4: Simplify right side
    200,219.62x = 48,781,146,909.08
  5. Step 5: Solve for x
    x = 48,781,146,909.08/200,219.62
  6. Step 6: Final answer
    x = 243,638.20

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1.5x scale

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.