Home / 161,017.98-222,203.97-88,422.27

Finding the Fourth Proportional to 161,017.98, 222,203.97 and 88,422.27

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Solution

The fourth proportional to 161,017.98, 222,203.97 and 88,422.27 is: 122,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,017.98 : 222,203.97 = 88,422.27 : x
  2. Step 2: Convert to fraction form
    161,017.98/222,203.97 = 88,422.27/x
  3. Step 3: Cross multiply
    161,017.98x = 222,203.97 × 88,422.27
  4. Step 4: Simplify right side
    161,017.98x = 19,647,779,430.41
  5. Step 5: Solve for x
    x = 19,647,779,430.41/161,017.98
  6. Step 6: Final answer
    x = 122,022.27

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1.5x scale

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.