Home / 68,181.21-102,314.41-26,064.86

Finding the Fourth Proportional to 68,181.21, 102,314.41 and 26,064.86

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Solution

The fourth proportional to 68,181.21, 102,314.41 and 26,064.86 is: 39,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,181.21 : 102,314.41 = 26,064.86 : x
  2. Step 2: Convert to fraction form
    68,181.21/102,314.41 = 26,064.86/x
  3. Step 3: Cross multiply
    68,181.21x = 102,314.41 × 26,064.86
  4. Step 4: Simplify right side
    68,181.21x = 2,666,810,772.63
  5. Step 5: Solve for x
    x = 2,666,810,772.63/68,181.21
  6. Step 6: Final answer
    x = 39,113.57

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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.