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Finding the Fourth Proportional to 92,135.49, 127,145.50 and 51,849.24

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Solution

The fourth proportional to 92,135.49, 127,145.50 and 51,849.24 is: 71,551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,135.49 : 127,145.50 = 51,849.24 : x
  2. Step 2: Convert to fraction form
    92,135.49/127,145.50 = 51,849.24/x
  3. Step 3: Cross multiply
    92,135.49x = 127,145.50 × 51,849.24
  4. Step 4: Simplify right side
    92,135.49x = 6,592,397,544.42
  5. Step 5: Solve for x
    x = 6,592,397,544.42/92,135.49
  6. Step 6: Final answer
    x = 71,551.12

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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.