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Finding the Fourth Proportional to 104,608.68, 156,904.13 and 41,411.63

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Solution

The fourth proportional to 104,608.68, 156,904.13 and 41,411.63 is: 62,113.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,608.68 : 156,904.13 = 41,411.63 : x
  2. Step 2: Convert to fraction form
    104,608.68/156,904.13 = 41,411.63/x
  3. Step 3: Cross multiply
    104,608.68x = 156,904.13 × 41,411.63
  4. Step 4: Simplify right side
    104,608.68x = 6,497,654,785.45
  5. Step 5: Solve for x
    x = 6,497,654,785.45/104,608.68
  6. Step 6: Final answer
    x = 62,113.92

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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.