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Finding the Fourth Proportional to 92,456.44, 127,590.80 and 50,015.88

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Solution

The fourth proportional to 92,456.44, 127,590.80 and 50,015.88 is: 69,022.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,456.44 : 127,590.80 = 50,015.88 : x
  2. Step 2: Convert to fraction form
    92,456.44/127,590.80 = 50,015.88/x
  3. Step 3: Cross multiply
    92,456.44x = 127,590.80 × 50,015.88
  4. Step 4: Simplify right side
    92,456.44x = 6,381,565,891.82
  5. Step 5: Solve for x
    x = 6,381,565,891.82/92,456.44
  6. Step 6: Final answer
    x = 69,022.41

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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.