Home / 56,204.54-77,563.83-31,055.66

Finding the Fourth Proportional to 56,204.54, 77,563.83 and 31,055.66

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Solution

The fourth proportional to 56,204.54, 77,563.83 and 31,055.66 is: 42,857.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,204.54 : 77,563.83 = 31,055.66 : x
  2. Step 2: Convert to fraction form
    56,204.54/77,563.83 = 31,055.66/x
  3. Step 3: Cross multiply
    56,204.54x = 77,563.83 × 31,055.66
  4. Step 4: Simplify right side
    56,204.54x = 2,408,795,932.78
  5. Step 5: Solve for x
    x = 2,408,795,932.78/56,204.54
  6. Step 6: Final answer
    x = 42,857.68

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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.