Home / 92,619.64-127,815.06-50,177.80

Finding the Fourth Proportional to 92,619.64, 127,815.06 and 50,177.80

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Solution

The fourth proportional to 92,619.64, 127,815.06 and 50,177.80 is: 69,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,619.64 : 127,815.06 = 50,177.80 : x
  2. Step 2: Convert to fraction form
    92,619.64/127,815.06 = 50,177.80/x
  3. Step 3: Cross multiply
    92,619.64x = 127,815.06 × 50,177.80
  4. Step 4: Simplify right side
    92,619.64x = 6,413,478,517.67
  5. Step 5: Solve for x
    x = 6,413,478,517.67/92,619.64
  6. Step 6: Final answer
    x = 69,245.34

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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.