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Finding the Fourth Proportional to 92,702.94, 127,930.34 and 50,261.49

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Solution

The fourth proportional to 92,702.94, 127,930.34 and 50,261.49 is: 69,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,702.94 : 127,930.34 = 50,261.49 : x
  2. Step 2: Convert to fraction form
    92,702.94/127,930.34 = 50,261.49/x
  3. Step 3: Cross multiply
    92,702.94x = 127,930.34 × 50,261.49
  4. Step 4: Simplify right side
    92,702.94x = 6,429,969,253.30
  5. Step 5: Solve for x
    x = 6,429,969,253.30/92,702.94
  6. Step 6: Final answer
    x = 69,361.01

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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.