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Finding the Fourth Proportional to 202,318.24, 303,510.32 and 75,968.27

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Solution

The fourth proportional to 202,318.24, 303,510.32 and 75,968.27 is: 113,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,318.24 : 303,510.32 = 75,968.27 : x
  2. Step 2: Convert to fraction form
    202,318.24/303,510.32 = 75,968.27/x
  3. Step 3: Cross multiply
    202,318.24x = 303,510.32 × 75,968.27
  4. Step 4: Simplify right side
    202,318.24x = 23,057,153,937.55
  5. Step 5: Solve for x
    x = 23,057,153,937.55/202,318.24
  6. Step 6: Final answer
    x = 113,964.78

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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.