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Finding the Fourth Proportional to 202,334.80, 303,502.20 and 164,937.10

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Solution

The fourth proportional to 202,334.80, 303,502.20 and 164,937.10 is: 247,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,334.80 : 303,502.20 = 164,937.10 : x
  2. Step 2: Convert to fraction form
    202,334.80/303,502.20 = 164,937.10/x
  3. Step 3: Cross multiply
    202,334.80x = 303,502.20 × 164,937.10
  4. Step 4: Simplify right side
    202,334.80x = 50,058,772,711.62
  5. Step 5: Solve for x
    x = 50,058,772,711.62/202,334.80
  6. Step 6: Final answer
    x = 247,405.65

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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.