Home / 344,137.37-516,206.05-133,824.51

Finding the Fourth Proportional to 344,137.37, 516,206.05 and 133,824.51

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Solution

The fourth proportional to 344,137.37, 516,206.05 and 133,824.51 is: 200,736.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,137.37 : 516,206.05 = 133,824.51 : x
  2. Step 2: Convert to fraction form
    344,137.37/516,206.05 = 133,824.51/x
  3. Step 3: Cross multiply
    344,137.37x = 516,206.05 × 133,824.51
  4. Step 4: Simplify right side
    344,137.37x = 69,081,021,700.29
  5. Step 5: Solve for x
    x = 69,081,021,700.29/344,137.37
  6. Step 6: Final answer
    x = 200,736.76

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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.