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Finding the Fourth Proportional to 200,176.61, 300,264.98 and 50,418.14

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Solution

The fourth proportional to 200,176.61, 300,264.98 and 50,418.14 is: 75,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,176.61 : 300,264.98 = 50,418.14 : x
  2. Step 2: Convert to fraction form
    200,176.61/300,264.98 = 50,418.14/x
  3. Step 3: Cross multiply
    200,176.61x = 300,264.98 × 50,418.14
  4. Step 4: Simplify right side
    200,176.61x = 15,138,800,045.32
  5. Step 5: Solve for x
    x = 15,138,800,045.32/200,176.61
  6. Step 6: Final answer
    x = 75,627.22

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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.