Home / 146,896.20-220,344.30-72,064.35

Finding the Fourth Proportional to 146,896.20, 220,344.30 and 72,064.35

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Solution

The fourth proportional to 146,896.20, 220,344.30 and 72,064.35 is: 108,096.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,896.20 : 220,344.30 = 72,064.35 : x
  2. Step 2: Convert to fraction form
    146,896.20/220,344.30 = 72,064.35/x
  3. Step 3: Cross multiply
    146,896.20x = 220,344.30 × 72,064.35
  4. Step 4: Simplify right side
    146,896.20x = 15,878,968,755.71
  5. Step 5: Solve for x
    x = 15,878,968,755.71/146,896.20
  6. Step 6: Final answer
    x = 108,096.53

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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.