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Finding the Fourth Proportional to 202,130.52, 303,196.50 and 61,888.56

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Solution

The fourth proportional to 202,130.52, 303,196.50 and 61,888.56 is: 92,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,130.52 : 303,196.50 = 61,888.56 : x
  2. Step 2: Convert to fraction form
    202,130.52/303,196.50 = 61,888.56/x
  3. Step 3: Cross multiply
    202,130.52x = 303,196.50 × 61,888.56
  4. Step 4: Simplify right side
    202,130.52x = 18,764,394,782.04
  5. Step 5: Solve for x
    x = 18,764,394,782.04/202,130.52
  6. Step 6: Final answer
    x = 92,833.06

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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.