Home / 68,476.20-102,714.30-46,314.60

Finding the Fourth Proportional to 68,476.20, 102,714.30 and 46,314.60

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Solution

The fourth proportional to 68,476.20, 102,714.30 and 46,314.60 is: 69,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,476.20 : 102,714.30 = 46,314.60 : x
  2. Step 2: Convert to fraction form
    68,476.20/102,714.30 = 46,314.60/x
  3. Step 3: Cross multiply
    68,476.20x = 102,714.30 × 46,314.60
  4. Step 4: Simplify right side
    68,476.20x = 4,757,171,718.78
  5. Step 5: Solve for x
    x = 4,757,171,718.78/68,476.20
  6. Step 6: Final answer
    x = 69,471.90

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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.