Home / 92,135.25-127,147.16-51,849.69

Finding the Fourth Proportional to 92,135.25, 127,147.16 and 51,849.69

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Solution

The fourth proportional to 92,135.25, 127,147.16 and 51,849.69 is: 71,552.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,135.25 : 127,147.16 = 51,849.69 : x
  2. Step 2: Convert to fraction form
    92,135.25/127,147.16 = 51,849.69/x
  3. Step 3: Cross multiply
    92,135.25x = 127,147.16 × 51,849.69
  4. Step 4: Simplify right side
    92,135.25x = 6,592,540,571.13
  5. Step 5: Solve for x
    x = 6,592,540,571.13/92,135.25
  6. Step 6: Final answer
    x = 71,552.86

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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.