Home / 105,934.92-146,190.87-58,187.85

Finding the Fourth Proportional to 105,934.92, 146,190.87 and 58,187.85

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Solution

The fourth proportional to 105,934.92, 146,190.87 and 58,187.85 is: 80,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,934.92 : 146,190.87 = 58,187.85 : x
  2. Step 2: Convert to fraction form
    105,934.92/146,190.87 = 58,187.85/x
  3. Step 3: Cross multiply
    105,934.92x = 146,190.87 × 58,187.85
  4. Step 4: Simplify right side
    105,934.92x = 8,506,532,414.93
  5. Step 5: Solve for x
    x = 8,506,532,414.93/105,934.92
  6. Step 6: Final answer
    x = 80,299.61

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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.