Home / 251,518.56-346,943.84-154,738.95

Finding the Fourth Proportional to 251,518.56, 346,943.84 and 154,738.95

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Solution

The fourth proportional to 251,518.56, 346,943.84 and 154,738.95 is: 213,446.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,518.56 : 346,943.84 = 154,738.95 : x
  2. Step 2: Convert to fraction form
    251,518.56/346,943.84 = 154,738.95/x
  3. Step 3: Cross multiply
    251,518.56x = 346,943.84 × 154,738.95
  4. Step 4: Simplify right side
    251,518.56x = 53,685,724,736.87
  5. Step 5: Solve for x
    x = 53,685,724,736.87/251,518.56
  6. Step 6: Final answer
    x = 213,446.37

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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.