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Finding the Fourth Proportional to 92,352.36, 127,446.84 and 49,910.79

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Solution

The fourth proportional to 92,352.36, 127,446.84 and 49,910.79 is: 68,877.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,352.36 : 127,446.84 = 49,910.79 : x
  2. Step 2: Convert to fraction form
    92,352.36/127,446.84 = 49,910.79/x
  3. Step 3: Cross multiply
    92,352.36x = 127,446.84 × 49,910.79
  4. Step 4: Simplify right side
    92,352.36x = 6,360,972,467.40
  5. Step 5: Solve for x
    x = 6,360,972,467.40/92,352.36
  6. Step 6: Final answer
    x = 68,877.21

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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.