Home / 126,022.80-188,968.56-59,445.06

Finding the Fourth Proportional to 126,022.80, 188,968.56 and 59,445.06

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Solution

The fourth proportional to 126,022.80, 188,968.56 and 59,445.06 is: 89,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,022.80 : 188,968.56 = 59,445.06 : x
  2. Step 2: Convert to fraction form
    126,022.80/188,968.56 = 59,445.06/x
  3. Step 3: Cross multiply
    126,022.80x = 188,968.56 × 59,445.06
  4. Step 4: Simplify right side
    126,022.80x = 11,233,247,387.31
  5. Step 5: Solve for x
    x = 11,233,247,387.31/126,022.80
  6. Step 6: Final answer
    x = 89,136.63

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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.