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Finding the Fourth Proportional to 92,243.52, 127,298.40 and 51,958.56

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Solution

The fourth proportional to 92,243.52, 127,298.40 and 51,958.56 is: 71,704.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,243.52 : 127,298.40 = 51,958.56 : x
  2. Step 2: Convert to fraction form
    92,243.52/127,298.40 = 51,958.56/x
  3. Step 3: Cross multiply
    92,243.52x = 127,298.40 × 51,958.56
  4. Step 4: Simplify right side
    92,243.52x = 6,614,241,554.30
  5. Step 5: Solve for x
    x = 6,614,241,554.30/92,243.52
  6. Step 6: Final answer
    x = 71,704.13

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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.