Home / 68,102.31-102,249.15-34,846.23

Finding the Fourth Proportional to 68,102.31, 102,249.15 and 34,846.23

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Solution

The fourth proportional to 68,102.31, 102,249.15 and 34,846.23 is: 52,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,102.31 : 102,249.15 = 34,846.23 : x
  2. Step 2: Convert to fraction form
    68,102.31/102,249.15 = 34,846.23/x
  3. Step 3: Cross multiply
    68,102.31x = 102,249.15 × 34,846.23
  4. Step 4: Simplify right side
    68,102.31x = 3,562,997,398.20
  5. Step 5: Solve for x
    x = 3,562,997,398.20/68,102.31
  6. Step 6: Final answer
    x = 52,318.30

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1.5x scale

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.