Home / 160,969.19-222,036.43-103,682.75

Finding the Fourth Proportional to 160,969.19, 222,036.43 and 103,682.75

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Solution

The fourth proportional to 160,969.19, 222,036.43 and 103,682.75 is: 143,017.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,969.19 : 222,036.43 = 103,682.75 : x
  2. Step 2: Convert to fraction form
    160,969.19/222,036.43 = 103,682.75/x
  3. Step 3: Cross multiply
    160,969.19x = 222,036.43 × 103,682.75
  4. Step 4: Simplify right side
    160,969.19x = 23,021,347,662.58
  5. Step 5: Solve for x
    x = 23,021,347,662.58/160,969.19
  6. Step 6: Final answer
    x = 143,017.11

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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.