Home / 55,603.14-76,738.77-31,733.25

Finding the Fourth Proportional to 55,603.14, 76,738.77 and 31,733.25

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Solution

The fourth proportional to 55,603.14, 76,738.77 and 31,733.25 is: 43,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,603.14 : 76,738.77 = 31,733.25 : x
  2. Step 2: Convert to fraction form
    55,603.14/76,738.77 = 31,733.25/x
  3. Step 3: Cross multiply
    55,603.14x = 76,738.77 × 31,733.25
  4. Step 4: Simplify right side
    55,603.14x = 2,435,170,573.10
  5. Step 5: Solve for x
    x = 2,435,170,573.10/55,603.14
  6. Step 6: Final answer
    x = 43,795.56

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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.