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Finding the Fourth Proportional to 202,635.15, 303,952.97 and 52,875.33

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Solution

The fourth proportional to 202,635.15, 303,952.97 and 52,875.33 is: 79,313.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,635.15 : 303,952.97 = 52,875.33 : x
  2. Step 2: Convert to fraction form
    202,635.15/303,952.97 = 52,875.33/x
  3. Step 3: Cross multiply
    202,635.15x = 303,952.97 × 52,875.33
  4. Step 4: Simplify right side
    202,635.15x = 16,071,613,328.85
  5. Step 5: Solve for x
    x = 16,071,613,328.85/202,635.15
  6. Step 6: Final answer
    x = 79,313.06

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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.