Home / 106,398.45-146,829.33-58,651.74

Finding the Fourth Proportional to 106,398.45, 146,829.33 and 58,651.74

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Solution

The fourth proportional to 106,398.45, 146,829.33 and 58,651.74 is: 80,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,398.45 : 146,829.33 = 58,651.74 : x
  2. Step 2: Convert to fraction form
    106,398.45/146,829.33 = 58,651.74/x
  3. Step 3: Cross multiply
    106,398.45x = 146,829.33 × 58,651.74
  4. Step 4: Simplify right side
    106,398.45x = 8,611,795,687.53
  5. Step 5: Solve for x
    x = 8,611,795,687.53/106,398.45
  6. Step 6: Final answer
    x = 80,939.11

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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.