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Finding the Fourth Proportional to 61,834.44, 92,750.52 and 57,018.72

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Solution

The fourth proportional to 61,834.44, 92,750.52 and 57,018.72 is: 85,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,834.44 : 92,750.52 = 57,018.72 : x
  2. Step 2: Convert to fraction form
    61,834.44/92,750.52 = 57,018.72/x
  3. Step 3: Cross multiply
    61,834.44x = 92,750.52 × 57,018.72
  4. Step 4: Simplify right side
    61,834.44x = 5,288,515,929.73
  5. Step 5: Solve for x
    x = 5,288,515,929.73/61,834.44
  6. Step 6: Final answer
    x = 85,527.03

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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.