Home / 106,475.42-146,936.51-58,728.66

Finding the Fourth Proportional to 106,475.42, 146,936.51 and 58,728.66

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Solution

The fourth proportional to 106,475.42, 146,936.51 and 58,728.66 is: 81,045.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,475.42 : 146,936.51 = 58,728.66 : x
  2. Step 2: Convert to fraction form
    106,475.42/146,936.51 = 58,728.66/x
  3. Step 3: Cross multiply
    106,475.42x = 146,936.51 × 58,728.66
  4. Step 4: Simplify right side
    106,475.42x = 8,629,384,043.73
  5. Step 5: Solve for x
    x = 8,629,384,043.73/106,475.42
  6. Step 6: Final answer
    x = 81,045.79

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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.