Home / 146,611.47-219,921.30-51,828.27

Finding the Fourth Proportional to 146,611.47, 219,921.30 and 51,828.27

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Solution

The fourth proportional to 146,611.47, 219,921.30 and 51,828.27 is: 77,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,611.47 : 219,921.30 = 51,828.27 : x
  2. Step 2: Convert to fraction form
    146,611.47/219,921.30 = 51,828.27/x
  3. Step 3: Cross multiply
    146,611.47x = 219,921.30 × 51,828.27
  4. Step 4: Simplify right side
    146,611.47x = 11,398,140,515.15
  5. Step 5: Solve for x
    x = 11,398,140,515.15/146,611.47
  6. Step 6: Final answer
    x = 77,743.85

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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.