Home / 74,383.20-102,610.86-47,497.44

Finding the Fourth Proportional to 74,383.20, 102,610.86 and 47,497.44

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Solution

The fourth proportional to 74,383.20, 102,610.86 and 47,497.44 is: 65,522.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,383.20 : 102,610.86 = 47,497.44 : x
  2. Step 2: Convert to fraction form
    74,383.20/102,610.86 = 47,497.44/x
  3. Step 3: Cross multiply
    74,383.20x = 102,610.86 × 47,497.44
  4. Step 4: Simplify right side
    74,383.20x = 4,873,753,166.20
  5. Step 5: Solve for x
    x = 4,873,753,166.20/74,383.20
  6. Step 6: Final answer
    x = 65,522.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.