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Finding the Fourth Proportional to 169,793.82, 254,676.05 and 57,471.63

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Solution

The fourth proportional to 169,793.82, 254,676.05 and 57,471.63 is: 86,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,793.82 : 254,676.05 = 57,471.63 : x
  2. Step 2: Convert to fraction form
    169,793.82/254,676.05 = 57,471.63/x
  3. Step 3: Cross multiply
    169,793.82x = 254,676.05 × 57,471.63
  4. Step 4: Simplify right side
    169,793.82x = 14,636,646,688.59
  5. Step 5: Solve for x
    x = 14,636,646,688.59/169,793.82
  6. Step 6: Final answer
    x = 86,202.47

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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.