Home / 68,084.40-102,102.30-23,712.60

Finding the Fourth Proportional to 68,084.40, 102,102.30 and 23,712.60

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Solution

The fourth proportional to 68,084.40, 102,102.30 and 23,712.60 is: 35,560.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,084.40 : 102,102.30 = 23,712.60 : x
  2. Step 2: Convert to fraction form
    68,084.40/102,102.30 = 23,712.60/x
  3. Step 3: Cross multiply
    68,084.40x = 102,102.30 × 23,712.60
  4. Step 4: Simplify right side
    68,084.40x = 2,421,110,998.98
  5. Step 5: Solve for x
    x = 2,421,110,998.98/68,084.40
  6. Step 6: Final answer
    x = 35,560.44

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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.