Home / 57,407.82-86,118.21-24,121.68

Finding the Fourth Proportional to 57,407.82, 86,118.21 and 24,121.68

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Solution

The fourth proportional to 57,407.82, 86,118.21 and 24,121.68 is: 36,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,407.82 : 86,118.21 = 24,121.68 : x
  2. Step 2: Convert to fraction form
    57,407.82/86,118.21 = 24,121.68/x
  3. Step 3: Cross multiply
    57,407.82x = 86,118.21 × 24,121.68
  4. Step 4: Simplify right side
    57,407.82x = 2,077,315,903.79
  5. Step 5: Solve for x
    x = 2,077,315,903.79/57,407.82
  6. Step 6: Final answer
    x = 36,185.24

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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.