Home / 55,076.22-76,004.96-31,207.41

Finding the Fourth Proportional to 55,076.22, 76,004.96 and 31,207.41

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Solution

The fourth proportional to 55,076.22, 76,004.96 and 31,207.41 is: 43,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,076.22 : 76,004.96 = 31,207.41 : x
  2. Step 2: Convert to fraction form
    55,076.22/76,004.96 = 31,207.41/x
  3. Step 3: Cross multiply
    55,076.22x = 76,004.96 × 31,207.41
  4. Step 4: Simplify right side
    55,076.22x = 2,371,917,792.72
  5. Step 5: Solve for x
    x = 2,371,917,792.72/55,076.22
  6. Step 6: Final answer
    x = 43,066.10

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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.