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Finding the Fourth Proportional to 169,709.96, 254,592.48 and 57,397.03

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Solution

The fourth proportional to 169,709.96, 254,592.48 and 57,397.03 is: 86,104.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,709.96 : 254,592.48 = 57,397.03 : x
  2. Step 2: Convert to fraction form
    169,709.96/254,592.48 = 57,397.03/x
  3. Step 3: Cross multiply
    169,709.96x = 254,592.48 × 57,397.03
  4. Step 4: Simplify right side
    169,709.96x = 14,612,852,212.33
  5. Step 5: Solve for x
    x = 14,612,852,212.33/169,709.96
  6. Step 6: Final answer
    x = 86,104.86

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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.