Home / 57,712.24-86,568.52-16,159.60

Finding the Fourth Proportional to 57,712.24, 86,568.52 and 16,159.60

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Solution

The fourth proportional to 57,712.24, 86,568.52 and 16,159.60 is: 24,239.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,712.24 : 86,568.52 = 16,159.60 : x
  2. Step 2: Convert to fraction form
    57,712.24/86,568.52 = 16,159.60/x
  3. Step 3: Cross multiply
    57,712.24x = 86,568.52 × 16,159.60
  4. Step 4: Simplify right side
    57,712.24x = 1,398,912,655.79
  5. Step 5: Solve for x
    x = 1,398,912,655.79/57,712.24
  6. Step 6: Final answer
    x = 24,239.44

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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.