Home / 146,388.20-219,606.60-57,644.60

Finding the Fourth Proportional to 146,388.20, 219,606.60 and 57,644.60

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Solution

The fourth proportional to 146,388.20, 219,606.60 and 57,644.60 is: 86,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,388.20 : 219,606.60 = 57,644.60 : x
  2. Step 2: Convert to fraction form
    146,388.20/219,606.60 = 57,644.60/x
  3. Step 3: Cross multiply
    146,388.20x = 219,606.60 × 57,644.60
  4. Step 4: Simplify right side
    146,388.20x = 12,659,134,614.36
  5. Step 5: Solve for x
    x = 12,659,134,614.36/146,388.20
  6. Step 6: Final answer
    x = 86,476.47

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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.