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Finding the Fourth Proportional to 92,122.44, 127,144.44 and 53,354.58

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Solution

The fourth proportional to 92,122.44, 127,144.44 and 53,354.58 is: 73,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,122.44 : 127,144.44 = 53,354.58 : x
  2. Step 2: Convert to fraction form
    92,122.44/127,144.44 = 53,354.58/x
  3. Step 3: Cross multiply
    92,122.44x = 127,144.44 × 53,354.58
  4. Step 4: Simplify right side
    92,122.44x = 6,783,738,195.54
  5. Step 5: Solve for x
    x = 6,783,738,195.54/92,122.44
  6. Step 6: Final answer
    x = 73,638.28

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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.