Home / 178,815.84-268,223.89-45,696.23

Finding the Fourth Proportional to 178,815.84, 268,223.89 and 45,696.23

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Solution

The fourth proportional to 178,815.84, 268,223.89 and 45,696.23 is: 68,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,815.84 : 268,223.89 = 45,696.23 : x
  2. Step 2: Convert to fraction form
    178,815.84/268,223.89 = 45,696.23/x
  3. Step 3: Cross multiply
    178,815.84x = 268,223.89 × 45,696.23
  4. Step 4: Simplify right side
    178,815.84x = 12,256,820,568.93
  5. Step 5: Solve for x
    x = 12,256,820,568.93/178,815.84
  6. Step 6: Final answer
    x = 68,544.38

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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.