Home / 55,771.94-76,963.56-30,277.10

Finding the Fourth Proportional to 55,771.94, 76,963.56 and 30,277.10

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Solution

The fourth proportional to 55,771.94, 76,963.56 and 30,277.10 is: 41,781.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,771.94 : 76,963.56 = 30,277.10 : x
  2. Step 2: Convert to fraction form
    55,771.94/76,963.56 = 30,277.10/x
  3. Step 3: Cross multiply
    55,771.94x = 76,963.56 × 30,277.10
  4. Step 4: Simplify right side
    55,771.94x = 2,330,233,402.48
  5. Step 5: Solve for x
    x = 2,330,233,402.48/55,771.94
  6. Step 6: Final answer
    x = 41,781.47

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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.