Home / 160,672.44-221,727.96-89,057.07

Finding the Fourth Proportional to 160,672.44, 221,727.96 and 89,057.07

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Solution

The fourth proportional to 160,672.44, 221,727.96 and 89,057.07 is: 122,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,672.44 : 221,727.96 = 89,057.07 : x
  2. Step 2: Convert to fraction form
    160,672.44/221,727.96 = 89,057.07/x
  3. Step 3: Cross multiply
    160,672.44x = 221,727.96 × 89,057.07
  4. Step 4: Simplify right side
    160,672.44x = 19,746,442,454.68
  5. Step 5: Solve for x
    x = 19,746,442,454.68/160,672.44
  6. Step 6: Final answer
    x = 122,898.75

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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.