Home / 146,746.75-220,151.70-45,542.80

Finding the Fourth Proportional to 146,746.75, 220,151.70 and 45,542.80

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Solution

The fourth proportional to 146,746.75, 220,151.70 and 45,542.80 is: 68,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,746.75 : 220,151.70 = 45,542.80 : x
  2. Step 2: Convert to fraction form
    146,746.75/220,151.70 = 45,542.80/x
  3. Step 3: Cross multiply
    146,746.75x = 220,151.70 × 45,542.80
  4. Step 4: Simplify right side
    146,746.75x = 10,026,324,842.76
  5. Step 5: Solve for x
    x = 10,026,324,842.76/146,746.75
  6. Step 6: Final answer
    x = 68,324.00

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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.