Home / 186,072.04-279,087.28-51,146.44

Finding the Fourth Proportional to 186,072.04, 279,087.28 and 51,146.44

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Solution

The fourth proportional to 186,072.04, 279,087.28 and 51,146.44 is: 76,713.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,072.04 : 279,087.28 = 51,146.44 : x
  2. Step 2: Convert to fraction form
    186,072.04/279,087.28 = 51,146.44/x
  3. Step 3: Cross multiply
    186,072.04x = 279,087.28 × 51,146.44
  4. Step 4: Simplify right side
    186,072.04x = 14,274,320,821.28
  5. Step 5: Solve for x
    x = 14,274,320,821.28/186,072.04
  6. Step 6: Final answer
    x = 76,713.95

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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.