Home / 106,134.41-146,364.96-67,906.06

Finding the Fourth Proportional to 106,134.41, 146,364.96 and 67,906.06

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Solution

The fourth proportional to 106,134.41, 146,364.96 and 67,906.06 is: 93,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,134.41 : 146,364.96 = 67,906.06 : x
  2. Step 2: Convert to fraction form
    106,134.41/146,364.96 = 67,906.06/x
  3. Step 3: Cross multiply
    106,134.41x = 146,364.96 × 67,906.06
  4. Step 4: Simplify right side
    106,134.41x = 9,939,067,755.66
  5. Step 5: Solve for x
    x = 9,939,067,755.66/106,134.41
  6. Step 6: Final answer
    x = 93,646.05

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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.