Home / 52,194.97-78,191.68-31,151.81

Finding the Fourth Proportional to 52,194.97, 78,191.68 and 31,151.81

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Solution

The fourth proportional to 52,194.97, 78,191.68 and 31,151.81 is: 46,667.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,194.97 : 78,191.68 = 31,151.81 : x
  2. Step 2: Convert to fraction form
    52,194.97/78,191.68 = 31,151.81/x
  3. Step 3: Cross multiply
    52,194.97x = 78,191.68 × 31,151.81
  4. Step 4: Simplify right side
    52,194.97x = 2,435,812,358.94
  5. Step 5: Solve for x
    x = 2,435,812,358.94/52,194.97
  6. Step 6: Final answer
    x = 46,667.57

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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.