Home / 106,552.35-147,022.56-68,318.73

Finding the Fourth Proportional to 106,552.35, 147,022.56 and 68,318.73

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Solution

The fourth proportional to 106,552.35, 147,022.56 and 68,318.73 is: 94,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,552.35 : 147,022.56 = 68,318.73 : x
  2. Step 2: Convert to fraction form
    106,552.35/147,022.56 = 68,318.73/x
  3. Step 3: Cross multiply
    106,552.35x = 147,022.56 × 68,318.73
  4. Step 4: Simplify right side
    106,552.35x = 10,044,394,580.55
  5. Step 5: Solve for x
    x = 10,044,394,580.55/106,552.35
  6. Step 6: Final answer
    x = 94,267.23

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1.5x scale

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.