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Finding the Fourth Proportional to 68,349.40, 102,524.10 and 44,730.20

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Solution

The fourth proportional to 68,349.40, 102,524.10 and 44,730.20 is: 67,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,349.40 : 102,524.10 = 44,730.20 : x
  2. Step 2: Convert to fraction form
    68,349.40/102,524.10 = 44,730.20/x
  3. Step 3: Cross multiply
    68,349.40x = 102,524.10 × 44,730.20
  4. Step 4: Simplify right side
    68,349.40x = 4,585,923,497.82
  5. Step 5: Solve for x
    x = 4,585,923,497.82/68,349.40
  6. Step 6: Final answer
    x = 67,095.30

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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.