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Finding the Fourth Proportional to 92,462.40, 127,597.68 and 50,020.56

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Solution

The fourth proportional to 92,462.40, 127,597.68 and 50,020.56 is: 69,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,462.40 : 127,597.68 = 50,020.56 : x
  2. Step 2: Convert to fraction form
    92,462.40/127,597.68 = 50,020.56/x
  3. Step 3: Cross multiply
    92,462.40x = 127,597.68 × 50,020.56
  4. Step 4: Simplify right side
    92,462.40x = 6,382,507,408.30
  5. Step 5: Solve for x
    x = 6,382,507,408.30/92,462.40
  6. Step 6: Final answer
    x = 69,028.14

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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.