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Finding the Fourth Proportional to 92,329.36, 127,414.49 and 49,887.90

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Solution

The fourth proportional to 92,329.36, 127,414.49 and 49,887.90 is: 68,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,329.36 : 127,414.49 = 49,887.90 : x
  2. Step 2: Convert to fraction form
    92,329.36/127,414.49 = 49,887.90/x
  3. Step 3: Cross multiply
    92,329.36x = 127,414.49 × 49,887.90
  4. Step 4: Simplify right side
    92,329.36x = 6,356,441,086.23
  5. Step 5: Solve for x
    x = 6,356,441,086.23/92,329.36
  6. Step 6: Final answer
    x = 68,845.29

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1.5x scale

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.