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Finding the Fourth Proportional to 200,213.80, 300,232.14 and 59,946.28

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Solution

The fourth proportional to 200,213.80, 300,232.14 and 59,946.28 is: 89,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,213.80 : 300,232.14 = 59,946.28 : x
  2. Step 2: Convert to fraction form
    200,213.80/300,232.14 = 59,946.28/x
  3. Step 3: Cross multiply
    200,213.80x = 300,232.14 × 59,946.28
  4. Step 4: Simplify right side
    200,213.80x = 17,997,799,929.44
  5. Step 5: Solve for x
    x = 17,997,799,929.44/200,213.80
  6. Step 6: Final answer
    x = 89,892.90

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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.