Home / 83,727.30-125,483.94-39,255.96

Finding the Fourth Proportional to 83,727.30, 125,483.94 and 39,255.96

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Solution

The fourth proportional to 83,727.30, 125,483.94 and 39,255.96 is: 58,833.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,727.30 : 125,483.94 = 39,255.96 : x
  2. Step 2: Convert to fraction form
    83,727.30/125,483.94 = 39,255.96/x
  3. Step 3: Cross multiply
    83,727.30x = 125,483.94 × 39,255.96
  4. Step 4: Simplify right side
    83,727.30x = 4,925,992,529.28
  5. Step 5: Solve for x
    x = 4,925,992,529.28/83,727.30
  6. Step 6: Final answer
    x = 58,833.77

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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.