Home / 63,738.78-87,958.35-35,444.22

Finding the Fourth Proportional to 63,738.78, 87,958.35 and 35,444.22

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Solution

The fourth proportional to 63,738.78, 87,958.35 and 35,444.22 is: 48,912.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,738.78 : 87,958.35 = 35,444.22 : x
  2. Step 2: Convert to fraction form
    63,738.78/87,958.35 = 35,444.22/x
  3. Step 3: Cross multiply
    63,738.78x = 87,958.35 × 35,444.22
  4. Step 4: Simplify right side
    63,738.78x = 3,117,615,108.24
  5. Step 5: Solve for x
    x = 3,117,615,108.24/63,738.78
  6. Step 6: Final answer
    x = 48,912.37

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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.