Home / 102,219.44-141,034.50-61,372.94

Finding the Fourth Proportional to 102,219.44, 141,034.50 and 61,372.94

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Solution

The fourth proportional to 102,219.44, 141,034.50 and 61,372.94 is: 84,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,219.44 : 141,034.50 = 61,372.94 : x
  2. Step 2: Convert to fraction form
    102,219.44/141,034.50 = 61,372.94/x
  3. Step 3: Cross multiply
    102,219.44x = 141,034.50 × 61,372.94
  4. Step 4: Simplify right side
    102,219.44x = 8,655,701,906.43
  5. Step 5: Solve for x
    x = 8,655,701,906.43/102,219.44
  6. Step 6: Final answer
    x = 84,677.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.