Home / 160,646.76-221,716.44-92,651.04

Finding the Fourth Proportional to 160,646.76, 221,716.44 and 92,651.04

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Solution

The fourth proportional to 160,646.76, 221,716.44 and 92,651.04 is: 127,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,646.76 : 221,716.44 = 92,651.04 : x
  2. Step 2: Convert to fraction form
    160,646.76/221,716.44 = 92,651.04/x
  3. Step 3: Cross multiply
    160,646.76x = 221,716.44 × 92,651.04
  4. Step 4: Simplify right side
    160,646.76x = 20,542,258,751.10
  5. Step 5: Solve for x
    x = 20,542,258,751.10/160,646.76
  6. Step 6: Final answer
    x = 127,872.23

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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.