Home / 63,456.53-87,568.10-34,775.84

Finding the Fourth Proportional to 63,456.53, 87,568.10 and 34,775.84

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Solution

The fourth proportional to 63,456.53, 87,568.10 and 34,775.84 is: 47,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,456.53 : 87,568.10 = 34,775.84 : x
  2. Step 2: Convert to fraction form
    63,456.53/87,568.10 = 34,775.84/x
  3. Step 3: Cross multiply
    63,456.53x = 87,568.10 × 34,775.84
  4. Step 4: Simplify right side
    63,456.53x = 3,045,253,622.98
  5. Step 5: Solve for x
    x = 3,045,253,622.98/63,456.53
  6. Step 6: Final answer
    x = 47,989.61

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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.