Home / 106,104.57-146,428.94-58,359.66

Finding the Fourth Proportional to 106,104.57, 146,428.94 and 58,359.66

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Solution

The fourth proportional to 106,104.57, 146,428.94 and 58,359.66 is: 80,538.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,104.57 : 146,428.94 = 58,359.66 : x
  2. Step 2: Convert to fraction form
    106,104.57/146,428.94 = 58,359.66/x
  3. Step 3: Cross multiply
    106,104.57x = 146,428.94 × 58,359.66
  4. Step 4: Simplify right side
    106,104.57x = 8,545,543,152.56
  5. Step 5: Solve for x
    x = 8,545,543,152.56/106,104.57
  6. Step 6: Final answer
    x = 80,538.88

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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.