Home / 165,939.01-248,892.11-66,072.39

Finding the Fourth Proportional to 165,939.01, 248,892.11 and 66,072.39

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Solution

The fourth proportional to 165,939.01, 248,892.11 and 66,072.39 is: 99,102.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,939.01 : 248,892.11 = 66,072.39 : x
  2. Step 2: Convert to fraction form
    165,939.01/248,892.11 = 66,072.39/x
  3. Step 3: Cross multiply
    165,939.01x = 248,892.11 × 66,072.39
  4. Step 4: Simplify right side
    165,939.01x = 16,444,895,543.91
  5. Step 5: Solve for x
    x = 16,444,895,543.91/165,939.01
  6. Step 6: Final answer
    x = 99,102.05

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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.