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Finding the Fourth Proportional to 160,995.59, 222,174.90 and 88,401.62

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Solution

The fourth proportional to 160,995.59, 222,174.90 and 88,401.62 is: 121,994.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,995.59 : 222,174.90 = 88,401.62 : x
  2. Step 2: Convert to fraction form
    160,995.59/222,174.90 = 88,401.62/x
  3. Step 3: Cross multiply
    160,995.59x = 222,174.90 × 88,401.62
  4. Step 4: Simplify right side
    160,995.59x = 19,640,619,972.46
  5. Step 5: Solve for x
    x = 19,640,619,972.46/160,995.59
  6. Step 6: Final answer
    x = 121,994.77

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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.