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Finding the Fourth Proportional to 265,676.67, 398,520.47 and 107,797.14

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Solution

The fourth proportional to 265,676.67, 398,520.47 and 107,797.14 is: 161,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,676.67 : 398,520.47 = 107,797.14 : x
  2. Step 2: Convert to fraction form
    265,676.67/398,520.47 = 107,797.14/x
  3. Step 3: Cross multiply
    265,676.67x = 398,520.47 × 107,797.14
  4. Step 4: Simplify right side
    265,676.67x = 42,959,367,166.95
  5. Step 5: Solve for x
    x = 42,959,367,166.95/265,676.67
  6. Step 6: Final answer
    x = 161,697.93

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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.