Home / 65,067.56-97,638.24-30,007.22

Finding the Fourth Proportional to 65,067.56, 97,638.24 and 30,007.22

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Solution

The fourth proportional to 65,067.56, 97,638.24 and 30,007.22 is: 45,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,067.56 : 97,638.24 = 30,007.22 : x
  2. Step 2: Convert to fraction form
    65,067.56/97,638.24 = 30,007.22/x
  3. Step 3: Cross multiply
    65,067.56x = 97,638.24 × 30,007.22
  4. Step 4: Simplify right side
    65,067.56x = 2,929,852,148.09
  5. Step 5: Solve for x
    x = 2,929,852,148.09/65,067.56
  6. Step 6: Final answer
    x = 45,027.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.