Home / 161,339.13-222,653.44-88,745.11

Finding the Fourth Proportional to 161,339.13, 222,653.44 and 88,745.11

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Solution

The fourth proportional to 161,339.13, 222,653.44 and 88,745.11 is: 122,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,339.13 : 222,653.44 = 88,745.11 : x
  2. Step 2: Convert to fraction form
    161,339.13/222,653.44 = 88,745.11/x
  3. Step 3: Cross multiply
    161,339.13x = 222,653.44 × 88,745.11
  4. Step 4: Simplify right side
    161,339.13x = 19,759,404,024.68
  5. Step 5: Solve for x
    x = 19,759,404,024.68/161,339.13
  6. Step 6: Final answer
    x = 122,471.24

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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.