Home / 57,144.07-85,729.79-23,845.61

Finding the Fourth Proportional to 57,144.07, 85,729.79 and 23,845.61

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Solution

The fourth proportional to 57,144.07, 85,729.79 and 23,845.61 is: 35,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,144.07 : 85,729.79 = 23,845.61 : x
  2. Step 2: Convert to fraction form
    57,144.07/85,729.79 = 23,845.61/x
  3. Step 3: Cross multiply
    57,144.07x = 85,729.79 × 23,845.61
  4. Step 4: Simplify right side
    57,144.07x = 2,044,278,941.14
  5. Step 5: Solve for x
    x = 2,044,278,941.14/57,144.07
  6. Step 6: Final answer
    x = 35,774.12

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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.