Home / 146,115.53-219,151.37-46,262.78

Finding the Fourth Proportional to 146,115.53, 219,151.37 and 46,262.78

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Solution

The fourth proportional to 146,115.53, 219,151.37 and 46,262.78 is: 69,387.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,115.53 : 219,151.37 = 46,262.78 : x
  2. Step 2: Convert to fraction form
    146,115.53/219,151.37 = 46,262.78/x
  3. Step 3: Cross multiply
    146,115.53x = 219,151.37 × 46,262.78
  4. Step 4: Simplify right side
    146,115.53x = 10,138,551,458.73
  5. Step 5: Solve for x
    x = 10,138,551,458.73/146,115.53
  6. Step 6: Final answer
    x = 69,387.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.