Home / 56,297.35-77,699.82-36,158.86

Finding the Fourth Proportional to 56,297.35, 77,699.82 and 36,158.86

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Solution

The fourth proportional to 56,297.35, 77,699.82 and 36,158.86 is: 49,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,297.35 : 77,699.82 = 36,158.86 : x
  2. Step 2: Convert to fraction form
    56,297.35/77,699.82 = 36,158.86/x
  3. Step 3: Cross multiply
    56,297.35x = 77,699.82 × 36,158.86
  4. Step 4: Simplify right side
    56,297.35x = 2,809,536,913.41
  5. Step 5: Solve for x
    x = 2,809,536,913.41/56,297.35
  6. Step 6: Final answer
    x = 49,905.31

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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.