Home / 106,279.29-146,672.05-58,532.63

Finding the Fourth Proportional to 106,279.29, 146,672.05 and 58,532.63

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Solution

The fourth proportional to 106,279.29, 146,672.05 and 58,532.63 is: 80,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,279.29 : 146,672.05 = 58,532.63 : x
  2. Step 2: Convert to fraction form
    106,279.29/146,672.05 = 58,532.63/x
  3. Step 3: Cross multiply
    106,279.29x = 146,672.05 × 58,532.63
  4. Step 4: Simplify right side
    106,279.29x = 8,585,100,833.99
  5. Step 5: Solve for x
    x = 8,585,100,833.99/106,279.29
  6. Step 6: Final answer
    x = 80,778.68

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1.5x scale

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.