Home / 50,102.14-69,142-27,442.09

Finding the Fourth Proportional to 50,102.14, 69,142 and 27,442.09

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Solution

The fourth proportional to 50,102.14, 69,142 and 27,442.09 is: 37,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,102.14 : 69,142 = 27,442.09 : x
  2. Step 2: Convert to fraction form
    50,102.14/69,142 = 27,442.09/x
  3. Step 3: Cross multiply
    50,102.14x = 69,142 × 27,442.09
  4. Step 4: Simplify right side
    50,102.14x = 1,897,400,986.78
  5. Step 5: Solve for x
    x = 1,897,400,986.78/50,102.14
  6. Step 6: Final answer
    x = 37,870.66

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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.