Home / 57,105.22-85,672.35-22,035.46

Finding the Fourth Proportional to 57,105.22, 85,672.35 and 22,035.46

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Solution

The fourth proportional to 57,105.22, 85,672.35 and 22,035.46 is: 33,058.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,105.22 : 85,672.35 = 22,035.46 : x
  2. Step 2: Convert to fraction form
    57,105.22/85,672.35 = 22,035.46/x
  3. Step 3: Cross multiply
    57,105.22x = 85,672.35 × 22,035.46
  4. Step 4: Simplify right side
    57,105.22x = 1,887,829,641.53
  5. Step 5: Solve for x
    x = 1,887,829,641.53/57,105.22
  6. Step 6: Final answer
    x = 33,058.79

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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.