Home / 146,736.90-220,105.35-144,768.60

Finding the Fourth Proportional to 146,736.90, 220,105.35 and 144,768.60

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Solution

The fourth proportional to 146,736.90, 220,105.35 and 144,768.60 is: 217,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,736.90 : 220,105.35 = 144,768.60 : x
  2. Step 2: Convert to fraction form
    146,736.90/220,105.35 = 144,768.60/x
  3. Step 3: Cross multiply
    146,736.90x = 220,105.35 × 144,768.60
  4. Step 4: Simplify right side
    146,736.90x = 31,864,343,372.01
  5. Step 5: Solve for x
    x = 31,864,343,372.01/146,736.90
  6. Step 6: Final answer
    x = 217,152.90

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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.