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Finding the Fourth Proportional to 200,254.49, 300,343.44 and 60,013.11

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Solution

The fourth proportional to 200,254.49, 300,343.44 and 60,013.11 is: 90,008.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,254.49 : 300,343.44 = 60,013.11 : x
  2. Step 2: Convert to fraction form
    200,254.49/300,343.44 = 60,013.11/x
  3. Step 3: Cross multiply
    200,254.49x = 300,343.44 × 60,013.11
  4. Step 4: Simplify right side
    200,254.49x = 18,024,543,902.50
  5. Step 5: Solve for x
    x = 18,024,543,902.50/200,254.49
  6. Step 6: Final answer
    x = 90,008.19

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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.