Home / 146,751.43-220,160.76-53,257.18

Finding the Fourth Proportional to 146,751.43, 220,160.76 and 53,257.18

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Solution

The fourth proportional to 146,751.43, 220,160.76 and 53,257.18 is: 79,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,751.43 : 220,160.76 = 53,257.18 : x
  2. Step 2: Convert to fraction form
    146,751.43/220,160.76 = 53,257.18/x
  3. Step 3: Cross multiply
    146,751.43x = 220,160.76 × 53,257.18
  4. Step 4: Simplify right side
    146,751.43x = 11,725,141,224.26
  5. Step 5: Solve for x
    x = 11,725,141,224.26/146,751.43
  6. Step 6: Final answer
    x = 79,897.97

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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.