Home / 63,306.72-87,361.20-35,008.56

Finding the Fourth Proportional to 63,306.72, 87,361.20 and 35,008.56

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Solution

The fourth proportional to 63,306.72, 87,361.20 and 35,008.56 is: 48,310.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,306.72 : 87,361.20 = 35,008.56 : x
  2. Step 2: Convert to fraction form
    63,306.72/87,361.20 = 35,008.56/x
  3. Step 3: Cross multiply
    63,306.72x = 87,361.20 × 35,008.56
  4. Step 4: Simplify right side
    63,306.72x = 3,058,389,811.87
  5. Step 5: Solve for x
    x = 3,058,389,811.87/63,306.72
  6. Step 6: Final answer
    x = 48,310.67

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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.