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Finding the Fourth Proportional to 104,454.45, 156,574.42 and 41,248.96

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Solution

The fourth proportional to 104,454.45, 156,574.42 and 41,248.96 is: 61,831.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,454.45 : 156,574.42 = 41,248.96 : x
  2. Step 2: Convert to fraction form
    104,454.45/156,574.42 = 41,248.96/x
  3. Step 3: Cross multiply
    104,454.45x = 156,574.42 × 41,248.96
  4. Step 4: Simplify right side
    104,454.45x = 6,458,531,348.33
  5. Step 5: Solve for x
    x = 6,458,531,348.33/104,454.45
  6. Step 6: Final answer
    x = 61,831.08

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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.