Home / 146,121.60-219,251.72-101,212.01

Finding the Fourth Proportional to 146,121.60, 219,251.72 and 101,212.01

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Solution

The fourth proportional to 146,121.60, 219,251.72 and 101,212.01 is: 151,866.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,121.60 : 219,251.72 = 101,212.01 : x
  2. Step 2: Convert to fraction form
    146,121.60/219,251.72 = 101,212.01/x
  3. Step 3: Cross multiply
    146,121.60x = 219,251.72 × 101,212.01
  4. Step 4: Simplify right side
    146,121.60x = 22,190,907,277.16
  5. Step 5: Solve for x
    x = 22,190,907,277.16/146,121.60
  6. Step 6: Final answer
    x = 151,866.03

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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.