Home / 106,216.14-146,561.10-60,885.78

Finding the Fourth Proportional to 106,216.14, 146,561.10 and 60,885.78

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Solution

The fourth proportional to 106,216.14, 146,561.10 and 60,885.78 is: 84,012.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,216.14 : 146,561.10 = 60,885.78 : x
  2. Step 2: Convert to fraction form
    106,216.14/146,561.10 = 60,885.78/x
  3. Step 3: Cross multiply
    106,216.14x = 146,561.10 × 60,885.78
  4. Step 4: Simplify right side
    106,216.14x = 8,923,486,891.16
  5. Step 5: Solve for x
    x = 8,923,486,891.16/106,216.14
  6. Step 6: Final answer
    x = 84,012.53

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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.