Home / 126,285.03-174,272.99-69,696

Finding the Fourth Proportional to 126,285.03, 174,272.99 and 69,696

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Solution

The fourth proportional to 126,285.03, 174,272.99 and 69,696 is: 96,180.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,285.03 : 174,272.99 = 69,696 : x
  2. Step 2: Convert to fraction form
    126,285.03/174,272.99 = 69,696/x
  3. Step 3: Cross multiply
    126,285.03x = 174,272.99 × 69,696
  4. Step 4: Simplify right side
    126,285.03x = 12,146,129,962.56
  5. Step 5: Solve for x
    x = 12,146,129,962.56/126,285.03
  6. Step 6: Final answer
    x = 96,180.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.