Home / 146,942.37-220,407.08-47,107.58

Finding the Fourth Proportional to 146,942.37, 220,407.08 and 47,107.58

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Solution

The fourth proportional to 146,942.37, 220,407.08 and 47,107.58 is: 70,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,942.37 : 220,407.08 = 47,107.58 : x
  2. Step 2: Convert to fraction form
    146,942.37/220,407.08 = 47,107.58/x
  3. Step 3: Cross multiply
    146,942.37x = 220,407.08 × 47,107.58
  4. Step 4: Simplify right side
    146,942.37x = 10,382,842,816.09
  5. Step 5: Solve for x
    x = 10,382,842,816.09/146,942.37
  6. Step 6: Final answer
    x = 70,659.29

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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.