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Finding the Fourth Proportional to 107,437.88, 161,156.82 and 33,565.88

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Solution

The fourth proportional to 107,437.88, 161,156.82 and 33,565.88 is: 50,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,437.88 : 161,156.82 = 33,565.88 : x
  2. Step 2: Convert to fraction form
    107,437.88/161,156.82 = 33,565.88/x
  3. Step 3: Cross multiply
    107,437.88x = 161,156.82 × 33,565.88
  4. Step 4: Simplify right side
    107,437.88x = 5,409,369,675.52
  5. Step 5: Solve for x
    x = 5,409,369,675.52/107,437.88
  6. Step 6: Final answer
    x = 50,348.81

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1.5x scale

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.