Home / 146,842.12-220,155.45-46,944.82

Finding the Fourth Proportional to 146,842.12, 220,155.45 and 46,944.82

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Solution

The fourth proportional to 146,842.12, 220,155.45 and 46,944.82 is: 70,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,842.12 : 220,155.45 = 46,944.82 : x
  2. Step 2: Convert to fraction form
    146,842.12/220,155.45 = 46,944.82/x
  3. Step 3: Cross multiply
    146,842.12x = 220,155.45 × 46,944.82
  4. Step 4: Simplify right side
    146,842.12x = 10,335,157,972.27
  5. Step 5: Solve for x
    x = 10,335,157,972.27/146,842.12
  6. Step 6: Final answer
    x = 70,382.79

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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.