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Finding the Fourth Proportional to 107,393.85, 148,203.68 and 59,645.97

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Solution

The fourth proportional to 107,393.85, 148,203.68 and 59,645.97 is: 82,311.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,393.85 : 148,203.68 = 59,645.97 : x
  2. Step 2: Convert to fraction form
    107,393.85/148,203.68 = 59,645.97/x
  3. Step 3: Cross multiply
    107,393.85x = 148,203.68 × 59,645.97
  4. Step 4: Simplify right side
    107,393.85x = 8,839,751,952.94
  5. Step 5: Solve for x
    x = 8,839,751,952.94/107,393.85
  6. Step 6: Final answer
    x = 82,311.53

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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.