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Finding the Fourth Proportional to 163,096, 225,072.88 and 95,159.68

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Solution

The fourth proportional to 163,096, 225,072.88 and 95,159.68 is: 131,320.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,096 : 225,072.88 = 95,159.68 : x
  2. Step 2: Convert to fraction form
    163,096/225,072.88 = 95,159.68/x
  3. Step 3: Cross multiply
    163,096x = 225,072.88 × 95,159.68
  4. Step 4: Simplify right side
    163,096x = 21,417,863,237.48
  5. Step 5: Solve for x
    x = 21,417,863,237.48/163,096
  6. Step 6: Final answer
    x = 131,320.59

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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.