Home / 110,717.96-152,797.39-83,817.86

Finding the Fourth Proportional to 110,717.96, 152,797.39 and 83,817.86

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Solution

The fourth proportional to 110,717.96, 152,797.39 and 83,817.86 is: 115,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,717.96 : 152,797.39 = 83,817.86 : x
  2. Step 2: Convert to fraction form
    110,717.96/152,797.39 = 83,817.86/x
  3. Step 3: Cross multiply
    110,717.96x = 152,797.39 × 83,817.86
  4. Step 4: Simplify right side
    110,717.96x = 12,807,149,269.85
  5. Step 5: Solve for x
    x = 12,807,149,269.85/110,717.96
  6. Step 6: Final answer
    x = 115,673.64

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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.