Home / 160,872.44-221,993.34-89,250.08

Finding the Fourth Proportional to 160,872.44, 221,993.34 and 89,250.08

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Solution

The fourth proportional to 160,872.44, 221,993.34 and 89,250.08 is: 123,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,872.44 : 221,993.34 = 89,250.08 : x
  2. Step 2: Convert to fraction form
    160,872.44/221,993.34 = 89,250.08/x
  3. Step 3: Cross multiply
    160,872.44x = 221,993.34 × 89,250.08
  4. Step 4: Simplify right side
    160,872.44x = 19,812,923,354.47
  5. Step 5: Solve for x
    x = 19,812,923,354.47/160,872.44
  6. Step 6: Final answer
    x = 123,159.21

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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.