Home / 127,029.02-175,287.42-73,331.33

Finding the Fourth Proportional to 127,029.02, 175,287.42 and 73,331.33

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Solution

The fourth proportional to 127,029.02, 175,287.42 and 73,331.33 is: 101,189.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,029.02 : 175,287.42 = 73,331.33 : x
  2. Step 2: Convert to fraction form
    127,029.02/175,287.42 = 73,331.33/x
  3. Step 3: Cross multiply
    127,029.02x = 175,287.42 × 73,331.33
  4. Step 4: Simplify right side
    127,029.02x = 12,854,058,764.43
  5. Step 5: Solve for x
    x = 12,854,058,764.43/127,029.02
  6. Step 6: Final answer
    x = 101,189.94

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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.