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Finding the Fourth Proportional to 107,391.56, 148,202.10 and 58,997.97

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Solution

The fourth proportional to 107,391.56, 148,202.10 and 58,997.97 is: 81,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,391.56 : 148,202.10 = 58,997.97 : x
  2. Step 2: Convert to fraction form
    107,391.56/148,202.10 = 58,997.97/x
  3. Step 3: Cross multiply
    107,391.56x = 148,202.10 × 58,997.97
  4. Step 4: Simplify right side
    107,391.56x = 8,743,623,049.74
  5. Step 5: Solve for x
    x = 8,743,623,049.74/107,391.56
  6. Step 6: Final answer
    x = 81,418.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.