Home / 248,940.11-343,478.31-141,501.69

Finding the Fourth Proportional to 248,940.11, 343,478.31 and 141,501.69

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Solution

The fourth proportional to 248,940.11, 343,478.31 and 141,501.69 is: 195,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,940.11 : 343,478.31 = 141,501.69 : x
  2. Step 2: Convert to fraction form
    248,940.11/343,478.31 = 141,501.69/x
  3. Step 3: Cross multiply
    248,940.11x = 343,478.31 × 141,501.69
  4. Step 4: Simplify right side
    248,940.11x = 48,602,759,846.68
  5. Step 5: Solve for x
    x = 48,602,759,846.68/248,940.11
  6. Step 6: Final answer
    x = 195,238.76

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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.