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Finding the Fourth Proportional to 56,355.76, 77,793.60 and 36,983.44

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Solution

The fourth proportional to 56,355.76, 77,793.60 and 36,983.44 is: 51,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,355.76 : 77,793.60 = 36,983.44 : x
  2. Step 2: Convert to fraction form
    56,355.76/77,793.60 = 36,983.44/x
  3. Step 3: Cross multiply
    56,355.76x = 77,793.60 × 36,983.44
  4. Step 4: Simplify right side
    56,355.76x = 2,877,074,937.98
  5. Step 5: Solve for x
    x = 2,877,074,937.98/56,355.76
  6. Step 6: Final answer
    x = 51,052.01

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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.