Home / 161,268.09-222,551.58-88,674.81

Finding the Fourth Proportional to 161,268.09, 222,551.58 and 88,674.81

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Solution

The fourth proportional to 161,268.09, 222,551.58 and 88,674.81 is: 122,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,268.09 : 222,551.58 = 88,674.81 : x
  2. Step 2: Convert to fraction form
    161,268.09/222,551.58 = 88,674.81/x
  3. Step 3: Cross multiply
    161,268.09x = 222,551.58 × 88,674.81
  4. Step 4: Simplify right side
    161,268.09x = 19,734,719,071.70
  5. Step 5: Solve for x
    x = 19,734,719,071.70/161,268.09
  6. Step 6: Final answer
    x = 122,372.13

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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.