Home / 186,076.36-279,115.62-45,834.04

Finding the Fourth Proportional to 186,076.36, 279,115.62 and 45,834.04

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Solution

The fourth proportional to 186,076.36, 279,115.62 and 45,834.04 is: 68,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,076.36 : 279,115.62 = 45,834.04 : x
  2. Step 2: Convert to fraction form
    186,076.36/279,115.62 = 45,834.04/x
  3. Step 3: Cross multiply
    186,076.36x = 279,115.62 × 45,834.04
  4. Step 4: Simplify right side
    186,076.36x = 12,792,996,491.70
  5. Step 5: Solve for x
    x = 12,792,996,491.70/186,076.36
  6. Step 6: Final answer
    x = 68,751.33

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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.