Home / 133,052.03-199,666.18-73,122.36

Finding the Fourth Proportional to 133,052.03, 199,666.18 and 73,122.36

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Solution

The fourth proportional to 133,052.03, 199,666.18 and 73,122.36 is: 109,731.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,052.03 : 199,666.18 = 73,122.36 : x
  2. Step 2: Convert to fraction form
    133,052.03/199,666.18 = 73,122.36/x
  3. Step 3: Cross multiply
    133,052.03x = 199,666.18 × 73,122.36
  4. Step 4: Simplify right side
    133,052.03x = 14,600,061,636.44
  5. Step 5: Solve for x
    x = 14,600,061,636.44/133,052.03
  6. Step 6: Final answer
    x = 109,731.97

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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.