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Finding the Fourth Proportional to 56,195.76, 77,523.84 and 36,042.96

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Solution

The fourth proportional to 56,195.76, 77,523.84 and 36,042.96 is: 49,722.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,195.76 : 77,523.84 = 36,042.96 : x
  2. Step 2: Convert to fraction form
    56,195.76/77,523.84 = 36,042.96/x
  3. Step 3: Cross multiply
    56,195.76x = 77,523.84 × 36,042.96
  4. Step 4: Simplify right side
    56,195.76x = 2,794,188,664.17
  5. Step 5: Solve for x
    x = 2,794,188,664.17/56,195.76
  6. Step 6: Final answer
    x = 49,722.41

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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.