Home / 92,949.14-139,345.26-40,318.94

Finding the Fourth Proportional to 92,949.14, 139,345.26 and 40,318.94

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Solution

The fourth proportional to 92,949.14, 139,345.26 and 40,318.94 is: 60,444.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,949.14 : 139,345.26 = 40,318.94 : x
  2. Step 2: Convert to fraction form
    92,949.14/139,345.26 = 40,318.94/x
  3. Step 3: Cross multiply
    92,949.14x = 139,345.26 × 40,318.94
  4. Step 4: Simplify right side
    92,949.14x = 5,618,253,177.22
  5. Step 5: Solve for x
    x = 5,618,253,177.22/92,949.14
  6. Step 6: Final answer
    x = 60,444.38

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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.