Home / 107,213.21-160,767.82-32,319.40

Finding the Fourth Proportional to 107,213.21, 160,767.82 and 32,319.40

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Solution

The fourth proportional to 107,213.21, 160,767.82 and 32,319.40 is: 48,463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,213.21 : 160,767.82 = 32,319.40 : x
  2. Step 2: Convert to fraction form
    107,213.21/160,767.82 = 32,319.40/x
  3. Step 3: Cross multiply
    107,213.21x = 160,767.82 × 32,319.40
  4. Step 4: Simplify right side
    107,213.21x = 5,195,919,481.71
  5. Step 5: Solve for x
    x = 5,195,919,481.71/107,213.21
  6. Step 6: Final answer
    x = 48,463.43

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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.