Home / 178,815.68-268,223.66-45,696.07

Finding the Fourth Proportional to 178,815.68, 268,223.66 and 45,696.07

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Solution

The fourth proportional to 178,815.68, 268,223.66 and 45,696.07 is: 68,544.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,815.68 : 268,223.66 = 45,696.07 : x
  2. Step 2: Convert to fraction form
    178,815.68/268,223.66 = 45,696.07/x
  3. Step 3: Cross multiply
    178,815.68x = 268,223.66 × 45,696.07
  4. Step 4: Simplify right side
    178,815.68x = 12,256,768,304.07
  5. Step 5: Solve for x
    x = 12,256,768,304.07/178,815.68
  6. Step 6: Final answer
    x = 68,544.15

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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.