Home / 167,075.28-230,563.92-91,625.36

Finding the Fourth Proportional to 167,075.28, 230,563.92 and 91,625.36

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Solution

The fourth proportional to 167,075.28, 230,563.92 and 91,625.36 is: 126,443.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,075.28 : 230,563.92 = 91,625.36 : x
  2. Step 2: Convert to fraction form
    167,075.28/230,563.92 = 91,625.36/x
  3. Step 3: Cross multiply
    167,075.28x = 230,563.92 × 91,625.36
  4. Step 4: Simplify right side
    167,075.28x = 21,125,502,173.01
  5. Step 5: Solve for x
    x = 21,125,502,173.01/167,075.28
  6. Step 6: Final answer
    x = 126,443.02

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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.