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Finding the Fourth Proportional to 200,341.17, 300,560.36 and 60,099.80

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Solution

The fourth proportional to 200,341.17, 300,560.36 and 60,099.80 is: 90,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,341.17 : 300,560.36 = 60,099.80 : x
  2. Step 2: Convert to fraction form
    200,341.17/300,560.36 = 60,099.80/x
  3. Step 3: Cross multiply
    200,341.17x = 300,560.36 × 60,099.80
  4. Step 4: Simplify right side
    200,341.17x = 18,063,615,720.63
  5. Step 5: Solve for x
    x = 18,063,615,720.63/200,341.17
  6. Step 6: Final answer
    x = 90,164.27

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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.