Home / 57,961.76-79,987.56-34,089.44

Finding the Fourth Proportional to 57,961.76, 79,987.56 and 34,089.44

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Solution

The fourth proportional to 57,961.76, 79,987.56 and 34,089.44 is: 47,043.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,961.76 : 79,987.56 = 34,089.44 : x
  2. Step 2: Convert to fraction form
    57,961.76/79,987.56 = 34,089.44/x
  3. Step 3: Cross multiply
    57,961.76x = 79,987.56 × 34,089.44
  4. Step 4: Simplify right side
    57,961.76x = 2,726,731,127.37
  5. Step 5: Solve for x
    x = 2,726,731,127.37/57,961.76
  6. Step 6: Final answer
    x = 47,043.62

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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.