Home / 83,943.21-125,928.49-24,784.86

Finding the Fourth Proportional to 83,943.21, 125,928.49 and 24,784.86

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Solution

The fourth proportional to 83,943.21, 125,928.49 and 24,784.86 is: 37,181.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,943.21 : 125,928.49 = 24,784.86 : x
  2. Step 2: Convert to fraction form
    83,943.21/125,928.49 = 24,784.86/x
  3. Step 3: Cross multiply
    83,943.21x = 125,928.49 × 24,784.86
  4. Step 4: Simplify right side
    83,943.21x = 3,121,119,743.05
  5. Step 5: Solve for x
    x = 3,121,119,743.05/83,943.21
  6. Step 6: Final answer
    x = 37,181.33

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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.