Home / 68,056.32-102,084.12-17,455.12

Finding the Fourth Proportional to 68,056.32, 102,084.12 and 17,455.12

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Solution

The fourth proportional to 68,056.32, 102,084.12 and 17,455.12 is: 26,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,056.32 : 102,084.12 = 17,455.12 : x
  2. Step 2: Convert to fraction form
    68,056.32/102,084.12 = 17,455.12/x
  3. Step 3: Cross multiply
    68,056.32x = 102,084.12 × 17,455.12
  4. Step 4: Simplify right side
    68,056.32x = 1,781,890,564.69
  5. Step 5: Solve for x
    x = 1,781,890,564.69/68,056.32
  6. Step 6: Final answer
    x = 26,182.59

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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.