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Finding the Fourth Proportional to 146,880.62, 202,696.54 and 79,812.62

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Solution

The fourth proportional to 146,880.62, 202,696.54 and 79,812.62 is: 110,142.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,880.62 : 202,696.54 = 79,812.62 : x
  2. Step 2: Convert to fraction form
    146,880.62/202,696.54 = 79,812.62/x
  3. Step 3: Cross multiply
    146,880.62x = 202,696.54 × 79,812.62
  4. Step 4: Simplify right side
    146,880.62x = 16,177,741,922.33
  5. Step 5: Solve for x
    x = 16,177,741,922.33/146,880.62
  6. Step 6: Final answer
    x = 110,142.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.