Home / 146,739.42-220,001.40-46,842.12

Finding the Fourth Proportional to 146,739.42, 220,001.40 and 46,842.12

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Solution

The fourth proportional to 146,739.42, 220,001.40 and 46,842.12 is: 70,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,739.42 : 220,001.40 = 46,842.12 : x
  2. Step 2: Convert to fraction form
    146,739.42/220,001.40 = 46,842.12/x
  3. Step 3: Cross multiply
    146,739.42x = 220,001.40 × 46,842.12
  4. Step 4: Simplify right side
    146,739.42x = 10,305,331,978.97
  5. Step 5: Solve for x
    x = 10,305,331,978.97/146,739.42
  6. Step 6: Final answer
    x = 70,228.79

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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.