Home / 53,919.27-80,894.97-38,960.19

Finding the Fourth Proportional to 53,919.27, 80,894.97 and 38,960.19

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Solution

The fourth proportional to 53,919.27, 80,894.97 and 38,960.19 is: 58,451.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919.27 : 80,894.97 = 38,960.19 : x
  2. Step 2: Convert to fraction form
    53,919.27/80,894.97 = 38,960.19/x
  3. Step 3: Cross multiply
    53,919.27x = 80,894.97 × 38,960.19
  4. Step 4: Simplify right side
    53,919.27x = 3,151,683,401.24
  5. Step 5: Solve for x
    x = 3,151,683,401.24/53,919.27
  6. Step 6: Final answer
    x = 58,451.89

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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.