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Finding the Fourth Proportional to 107,104.48, 160,690.30 and 64,456.44

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Solution

The fourth proportional to 107,104.48, 160,690.30 and 64,456.44 is: 96,704.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,104.48 : 160,690.30 = 64,456.44 : x
  2. Step 2: Convert to fraction form
    107,104.48/160,690.30 = 64,456.44/x
  3. Step 3: Cross multiply
    107,104.48x = 160,690.30 × 64,456.44
  4. Step 4: Simplify right side
    107,104.48x = 10,357,524,680.53
  5. Step 5: Solve for x
    x = 10,357,524,680.53/107,104.48
  6. Step 6: Final answer
    x = 96,704.87

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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.