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Finding the Fourth Proportional to 169,175.96, 253,746.03 and 89,181.87

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Solution

The fourth proportional to 169,175.96, 253,746.03 and 89,181.87 is: 133,763.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,175.96 : 253,746.03 = 89,181.87 : x
  2. Step 2: Convert to fraction form
    169,175.96/253,746.03 = 89,181.87/x
  3. Step 3: Cross multiply
    169,175.96x = 253,746.03 × 89,181.87
  4. Step 4: Simplify right side
    169,175.96x = 22,629,545,460.48
  5. Step 5: Solve for x
    x = 22,629,545,460.48/169,175.96
  6. Step 6: Final answer
    x = 133,763.37

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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.