Home / 55,963.22-77,232.10-31,765.90

Finding the Fourth Proportional to 55,963.22, 77,232.10 and 31,765.90

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Solution

The fourth proportional to 55,963.22, 77,232.10 and 31,765.90 is: 43,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,963.22 : 77,232.10 = 31,765.90 : x
  2. Step 2: Convert to fraction form
    55,963.22/77,232.10 = 31,765.90/x
  3. Step 3: Cross multiply
    55,963.22x = 77,232.10 × 31,765.90
  4. Step 4: Simplify right side
    55,963.22x = 2,453,347,165.39
  5. Step 5: Solve for x
    x = 2,453,347,165.39/55,963.22
  6. Step 6: Final answer
    x = 43,838.56

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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.