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Finding the Fourth Proportional to 92,708.69, 127,937.09 and 50,266.49

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Solution

The fourth proportional to 92,708.69, 127,937.09 and 50,266.49 is: 69,367.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,708.69 : 127,937.09 = 50,266.49 : x
  2. Step 2: Convert to fraction form
    92,708.69/127,937.09 = 50,266.49/x
  3. Step 3: Cross multiply
    92,708.69x = 127,937.09 × 50,266.49
  4. Step 4: Simplify right side
    92,708.69x = 6,430,948,203.78
  5. Step 5: Solve for x
    x = 6,430,948,203.78/92,708.69
  6. Step 6: Final answer
    x = 69,367.26

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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.