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Finding the Fourth Proportional to 76,994.93, 115,697.43 and 41,483.52

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Solution

The fourth proportional to 76,994.93, 115,697.43 and 41,483.52 is: 62,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,994.93 : 115,697.43 = 41,483.52 : x
  2. Step 2: Convert to fraction form
    76,994.93/115,697.43 = 41,483.52/x
  3. Step 3: Cross multiply
    76,994.93x = 115,697.43 × 41,483.52
  4. Step 4: Simplify right side
    76,994.93x = 4,799,536,651.35
  5. Step 5: Solve for x
    x = 4,799,536,651.35/76,994.93
  6. Step 6: Final answer
    x = 62,335.75

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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.