Home / 57,422.42-86,058.67-29,318.71

Finding the Fourth Proportional to 57,422.42, 86,058.67 and 29,318.71

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Solution

The fourth proportional to 57,422.42, 86,058.67 and 29,318.71 is: 43,939.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,422.42 : 86,058.67 = 29,318.71 : x
  2. Step 2: Convert to fraction form
    57,422.42/86,058.67 = 29,318.71/x
  3. Step 3: Cross multiply
    57,422.42x = 86,058.67 × 29,318.71
  4. Step 4: Simplify right side
    57,422.42x = 2,523,128,611.83
  5. Step 5: Solve for x
    x = 2,523,128,611.83/57,422.42
  6. Step 6: Final answer
    x = 43,939.79

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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.