Home / 114,042.03-171,013.55-43,872.09

Finding the Fourth Proportional to 114,042.03, 171,013.55 and 43,872.09

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Solution

The fourth proportional to 114,042.03, 171,013.55 and 43,872.09 is: 65,789.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,042.03 : 171,013.55 = 43,872.09 : x
  2. Step 2: Convert to fraction form
    114,042.03/171,013.55 = 43,872.09/x
  3. Step 3: Cross multiply
    114,042.03x = 171,013.55 × 43,872.09
  4. Step 4: Simplify right side
    114,042.03x = 7,502,721,637.46
  5. Step 5: Solve for x
    x = 7,502,721,637.46/114,042.03
  6. Step 6: Final answer
    x = 65,789.09

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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.