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Finding the Fourth Proportional to 202,818.42, 304,200.63 and 53,046.78

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Solution

The fourth proportional to 202,818.42, 304,200.63 and 53,046.78 is: 79,563.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,818.42 : 304,200.63 = 53,046.78 : x
  2. Step 2: Convert to fraction form
    202,818.42/304,200.63 = 53,046.78/x
  3. Step 3: Cross multiply
    202,818.42x = 304,200.63 × 53,046.78
  4. Step 4: Simplify right side
    202,818.42x = 16,136,863,895.47
  5. Step 5: Solve for x
    x = 16,136,863,895.47/202,818.42
  6. Step 6: Final answer
    x = 79,563.11

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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.