Home / 160,959.19-222,022.63-103,672.75

Finding the Fourth Proportional to 160,959.19, 222,022.63 and 103,672.75

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Solution

The fourth proportional to 160,959.19, 222,022.63 and 103,672.75 is: 143,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,959.19 : 222,022.63 = 103,672.75 : x
  2. Step 2: Convert to fraction form
    160,959.19/222,022.63 = 103,672.75/x
  3. Step 3: Cross multiply
    160,959.19x = 222,022.63 × 103,672.75
  4. Step 4: Simplify right side
    160,959.19x = 23,017,696,614.33
  5. Step 5: Solve for x
    x = 23,017,696,614.33/160,959.19
  6. Step 6: Final answer
    x = 143,003.31

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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.