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Finding the Fourth Proportional to 303,065.50, 454,616.48 and 92,705.26

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Solution

The fourth proportional to 303,065.50, 454,616.48 and 92,705.26 is: 139,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,065.50 : 454,616.48 = 92,705.26 : x
  2. Step 2: Convert to fraction form
    303,065.50/454,616.48 = 92,705.26/x
  3. Step 3: Cross multiply
    303,065.50x = 454,616.48 × 92,705.26
  4. Step 4: Simplify right side
    303,065.50x = 42,145,338,978.68
  5. Step 5: Solve for x
    x = 42,145,338,978.68/303,065.50
  6. Step 6: Final answer
    x = 139,063.47

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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.