Home / 133,072.86-199,685.84-73,903.58

Finding the Fourth Proportional to 133,072.86, 199,685.84 and 73,903.58

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Solution

The fourth proportional to 133,072.86, 199,685.84 and 73,903.58 is: 110,897.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,072.86 : 199,685.84 = 73,903.58 : x
  2. Step 2: Convert to fraction form
    133,072.86/199,685.84 = 73,903.58/x
  3. Step 3: Cross multiply
    133,072.86x = 199,685.84 × 73,903.58
  4. Step 4: Simplify right side
    133,072.86x = 14,757,498,451.31
  5. Step 5: Solve for x
    x = 14,757,498,451.31/133,072.86
  6. Step 6: Final answer
    x = 110,897.88

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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.