Home / 159,926.52-220,406.22-106,116.60

Finding the Fourth Proportional to 159,926.52, 220,406.22 and 106,116.60

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Solution

The fourth proportional to 159,926.52, 220,406.22 and 106,116.60 is: 146,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,926.52 : 220,406.22 = 106,116.60 : x
  2. Step 2: Convert to fraction form
    159,926.52/220,406.22 = 106,116.60/x
  3. Step 3: Cross multiply
    159,926.52x = 220,406.22 × 106,116.60
  4. Step 4: Simplify right side
    159,926.52x = 23,388,758,685.25
  5. Step 5: Solve for x
    x = 23,388,758,685.25/159,926.52
  6. Step 6: Final answer
    x = 146,246.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.