Home / 63,183.79-87,172.61-41,684.21

Finding the Fourth Proportional to 63,183.79, 87,172.61 and 41,684.21

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Solution

The fourth proportional to 63,183.79, 87,172.61 and 41,684.21 is: 57,510.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,183.79 : 87,172.61 = 41,684.21 : x
  2. Step 2: Convert to fraction form
    63,183.79/87,172.61 = 41,684.21/x
  3. Step 3: Cross multiply
    63,183.79x = 87,172.61 × 41,684.21
  4. Step 4: Simplify right side
    63,183.79x = 3,633,721,381.49
  5. Step 5: Solve for x
    x = 3,633,721,381.49/63,183.79
  6. Step 6: Final answer
    x = 57,510.34

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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.