Home / 55,741.88-76,923.40-30,247.59

Finding the Fourth Proportional to 55,741.88, 76,923.40 and 30,247.59

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Solution

The fourth proportional to 55,741.88, 76,923.40 and 30,247.59 is: 41,741.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,741.88 : 76,923.40 = 30,247.59 : x
  2. Step 2: Convert to fraction form
    55,741.88/76,923.40 = 30,247.59/x
  3. Step 3: Cross multiply
    55,741.88x = 76,923.40 × 30,247.59
  4. Step 4: Simplify right side
    55,741.88x = 2,326,747,388.99
  5. Step 5: Solve for x
    x = 2,326,747,388.99/55,741.88
  6. Step 6: Final answer
    x = 41,741.46

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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.