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Finding the Fourth Proportional to 92,110.68, 127,125 and 68,305.32

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Solution

The fourth proportional to 92,110.68, 127,125 and 68,305.32 is: 94,270.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,110.68 : 127,125 = 68,305.32 : x
  2. Step 2: Convert to fraction form
    92,110.68/127,125 = 68,305.32/x
  3. Step 3: Cross multiply
    92,110.68x = 127,125 × 68,305.32
  4. Step 4: Simplify right side
    92,110.68x = 8,683,313,805
  5. Step 5: Solve for x
    x = 8,683,313,805/92,110.68
  6. Step 6: Final answer
    x = 94,270.43

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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.