Home / 57,977.91-86,966.19-32,679.32

Finding the Fourth Proportional to 57,977.91, 86,966.19 and 32,679.32

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Solution

The fourth proportional to 57,977.91, 86,966.19 and 32,679.32 is: 49,018.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,977.91 : 86,966.19 = 32,679.32 : x
  2. Step 2: Convert to fraction form
    57,977.91/86,966.19 = 32,679.32/x
  3. Step 3: Cross multiply
    57,977.91x = 86,966.19 × 32,679.32
  4. Step 4: Simplify right side
    57,977.91x = 2,841,995,517.36
  5. Step 5: Solve for x
    x = 2,841,995,517.36/57,977.91
  6. Step 6: Final answer
    x = 49,018.59

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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.