Home / 76,943.90-115,388.17-32,573.77

Finding the Fourth Proportional to 76,943.90, 115,388.17 and 32,573.77

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Solution

The fourth proportional to 76,943.90, 115,388.17 and 32,573.77 is: 48,848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,943.90 : 115,388.17 = 32,573.77 : x
  2. Step 2: Convert to fraction form
    76,943.90/115,388.17 = 32,573.77/x
  3. Step 3: Cross multiply
    76,943.90x = 115,388.17 × 32,573.77
  4. Step 4: Simplify right side
    76,943.90x = 3,758,627,756.54
  5. Step 5: Solve for x
    x = 3,758,627,756.54/76,943.90
  6. Step 6: Final answer
    x = 48,848.94

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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.