Home / 68,056.41-102,084.26-17,455.20

Finding the Fourth Proportional to 68,056.41, 102,084.26 and 17,455.20

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Solution

The fourth proportional to 68,056.41, 102,084.26 and 17,455.20 is: 26,182.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,056.41 : 102,084.26 = 17,455.20 : x
  2. Step 2: Convert to fraction form
    68,056.41/102,084.26 = 17,455.20/x
  3. Step 3: Cross multiply
    68,056.41x = 102,084.26 × 17,455.20
  4. Step 4: Simplify right side
    68,056.41x = 1,781,901,175.15
  5. Step 5: Solve for x
    x = 1,781,901,175.15/68,056.41
  6. Step 6: Final answer
    x = 26,182.71

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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.