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Finding the Fourth Proportional to 160,227, 221,126.22 and 93,171.96

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Solution

The fourth proportional to 160,227, 221,126.22 and 93,171.96 is: 128,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,227 : 221,126.22 = 93,171.96 : x
  2. Step 2: Convert to fraction form
    160,227/221,126.22 = 93,171.96/x
  3. Step 3: Cross multiply
    160,227x = 221,126.22 × 93,171.96
  4. Step 4: Simplify right side
    160,227x = 20,602,763,324.79
  5. Step 5: Solve for x
    x = 20,602,763,324.79/160,227
  6. Step 6: Final answer
    x = 128,584.84

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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.