Home / 160,949.36-222,110.10-89,329.36

Finding the Fourth Proportional to 160,949.36, 222,110.10 and 89,329.36

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Solution

The fourth proportional to 160,949.36, 222,110.10 and 89,329.36 is: 123,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,949.36 : 222,110.10 = 89,329.36 : x
  2. Step 2: Convert to fraction form
    160,949.36/222,110.10 = 89,329.36/x
  3. Step 3: Cross multiply
    160,949.36x = 222,110.10 × 89,329.36
  4. Step 4: Simplify right side
    160,949.36x = 19,840,953,082.54
  5. Step 5: Solve for x
    x = 19,840,953,082.54/160,949.36
  6. Step 6: Final answer
    x = 123,274.51

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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.