Home / 106,043.91-146,343.39-58,298.46

Finding the Fourth Proportional to 106,043.91, 146,343.39 and 58,298.46

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Solution

The fourth proportional to 106,043.91, 146,343.39 and 58,298.46 is: 80,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,043.91 : 146,343.39 = 58,298.46 : x
  2. Step 2: Convert to fraction form
    106,043.91/146,343.39 = 58,298.46/x
  3. Step 3: Cross multiply
    106,043.91x = 146,343.39 × 58,298.46
  4. Step 4: Simplify right side
    106,043.91x = 8,531,593,244.97
  5. Step 5: Solve for x
    x = 8,531,593,244.97/106,043.91
  6. Step 6: Final answer
    x = 80,453.41

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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.