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Finding the Fourth Proportional to 114,042.33, 171,020.95 and 39,141.22

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Solution

The fourth proportional to 114,042.33, 171,020.95 and 39,141.22 is: 58,697.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,042.33 : 171,020.95 = 39,141.22 : x
  2. Step 2: Convert to fraction form
    114,042.33/171,020.95 = 39,141.22/x
  3. Step 3: Cross multiply
    114,042.33x = 171,020.95 × 39,141.22
  4. Step 4: Simplify right side
    114,042.33x = 6,693,968,628.56
  5. Step 5: Solve for x
    x = 6,693,968,628.56/114,042.33
  6. Step 6: Final answer
    x = 58,697.23

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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.