Home / 106,222.43-146,586.98-58,475.78

Finding the Fourth Proportional to 106,222.43, 146,586.98 and 58,475.78

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Solution

The fourth proportional to 106,222.43, 146,586.98 and 58,475.78 is: 80,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,222.43 : 146,586.98 = 58,475.78 : x
  2. Step 2: Convert to fraction form
    106,222.43/146,586.98 = 58,475.78/x
  3. Step 3: Cross multiply
    106,222.43x = 146,586.98 × 58,475.78
  4. Step 4: Simplify right side
    106,222.43x = 8,571,787,993.34
  5. Step 5: Solve for x
    x = 8,571,787,993.34/106,222.43
  6. Step 6: Final answer
    x = 80,696.59

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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.