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Finding the Fourth Proportional to 112,447.54, 168,671.24 and 29,341.54

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Solution

The fourth proportional to 112,447.54, 168,671.24 and 29,341.54 is: 44,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,447.54 : 168,671.24 = 29,341.54 : x
  2. Step 2: Convert to fraction form
    112,447.54/168,671.24 = 29,341.54/x
  3. Step 3: Cross multiply
    112,447.54x = 168,671.24 × 29,341.54
  4. Step 4: Simplify right side
    112,447.54x = 4,949,072,945.25
  5. Step 5: Solve for x
    x = 4,949,072,945.25/112,447.54
  6. Step 6: Final answer
    x = 44,012.28

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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.