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Finding the Fourth Proportional to 104,871.91, 157,220.79 and 41,653.03

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Solution

The fourth proportional to 104,871.91, 157,220.79 and 41,653.03 is: 62,444.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,871.91 : 157,220.79 = 41,653.03 : x
  2. Step 2: Convert to fraction form
    104,871.91/157,220.79 = 41,653.03/x
  3. Step 3: Cross multiply
    104,871.91x = 157,220.79 × 41,653.03
  4. Step 4: Simplify right side
    104,871.91x = 6,548,722,282.49
  5. Step 5: Solve for x
    x = 6,548,722,282.49/104,871.91
  6. Step 6: Final answer
    x = 62,444.96

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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.