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Finding the Fourth Proportional to 202,410.21, 303,614.68 and 54,666.21

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Solution

The fourth proportional to 202,410.21, 303,614.68 and 54,666.21 is: 81,999.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,410.21 : 303,614.68 = 54,666.21 : x
  2. Step 2: Convert to fraction form
    202,410.21/303,614.68 = 54,666.21/x
  3. Step 3: Cross multiply
    202,410.21x = 303,614.68 × 54,666.21
  4. Step 4: Simplify right side
    202,410.21x = 16,597,463,582.63
  5. Step 5: Solve for x
    x = 16,597,463,582.63/202,410.21
  6. Step 6: Final answer
    x = 81,999.14

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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.