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Finding the Fourth Proportional to 169,096.55, 253,524.66 and 84,795.89

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Solution

The fourth proportional to 169,096.55, 253,524.66 and 84,795.89 is: 127,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,096.55 : 253,524.66 = 84,795.89 : x
  2. Step 2: Convert to fraction form
    169,096.55/253,524.66 = 84,795.89/x
  3. Step 3: Cross multiply
    169,096.55x = 253,524.66 × 84,795.89
  4. Step 4: Simplify right side
    169,096.55x = 21,497,847,914.02
  5. Step 5: Solve for x
    x = 21,497,847,914.02/169,096.55
  6. Step 6: Final answer
    x = 127,133.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.