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Finding the Fourth Proportional to 169,096.64, 253,568.28 and 63,840.92

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Solution

The fourth proportional to 169,096.64, 253,568.28 and 63,840.92 is: 95,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,096.64 : 253,568.28 = 63,840.92 : x
  2. Step 2: Convert to fraction form
    169,096.64/253,568.28 = 63,840.92/x
  3. Step 3: Cross multiply
    169,096.64x = 253,568.28 × 63,840.92
  4. Step 4: Simplify right side
    169,096.64x = 16,188,032,278.02
  5. Step 5: Solve for x
    x = 16,188,032,278.02/169,096.64
  6. Step 6: Final answer
    x = 95,732.43

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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.