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Finding the Fourth Proportional to 169,730.60, 254,632.62 and 64,551.56

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Solution

The fourth proportional to 169,730.60, 254,632.62 and 64,551.56 is: 96,841.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,730.60 : 254,632.62 = 64,551.56 : x
  2. Step 2: Convert to fraction form
    169,730.60/254,632.62 = 64,551.56/x
  3. Step 3: Cross multiply
    169,730.60x = 254,632.62 × 64,551.56
  4. Step 4: Simplify right side
    169,730.60x = 16,436,932,847.89
  5. Step 5: Solve for x
    x = 16,436,932,847.89/169,730.60
  6. Step 6: Final answer
    x = 96,841.31

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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.