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Finding the Fourth Proportional to 134,474.09, 201,733.03 and 39,713.86

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Solution

The fourth proportional to 134,474.09, 201,733.03 and 39,713.86 is: 59,577.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,474.09 : 201,733.03 = 39,713.86 : x
  2. Step 2: Convert to fraction form
    134,474.09/201,733.03 = 39,713.86/x
  3. Step 3: Cross multiply
    134,474.09x = 201,733.03 × 39,713.86
  4. Step 4: Simplify right side
    134,474.09x = 8,011,597,310.80
  5. Step 5: Solve for x
    x = 8,011,597,310.80/134,474.09
  6. Step 6: Final answer
    x = 59,577.26

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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.