Home / 273,926.87-378,011.82-153,069.15

Finding the Fourth Proportional to 273,926.87, 378,011.82 and 153,069.15

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Solution

The fourth proportional to 273,926.87, 378,011.82 and 153,069.15 is: 211,231.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,926.87 : 378,011.82 = 153,069.15 : x
  2. Step 2: Convert to fraction form
    273,926.87/378,011.82 = 153,069.15/x
  3. Step 3: Cross multiply
    273,926.87x = 378,011.82 × 153,069.15
  4. Step 4: Simplify right side
    273,926.87x = 57,861,947,842.59
  5. Step 5: Solve for x
    x = 57,861,947,842.59/273,926.87
  6. Step 6: Final answer
    x = 211,231.37

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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.