Home / 248,667.20-343,185.36-141,243.92

Finding the Fourth Proportional to 248,667.20, 343,185.36 and 141,243.92

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Solution

The fourth proportional to 248,667.20, 343,185.36 and 141,243.92 is: 194,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,667.20 : 343,185.36 = 141,243.92 : x
  2. Step 2: Convert to fraction form
    248,667.20/343,185.36 = 141,243.92/x
  3. Step 3: Cross multiply
    248,667.20x = 343,185.36 × 141,243.92
  4. Step 4: Simplify right side
    248,667.20x = 48,472,845,533.01
  5. Step 5: Solve for x
    x = 48,472,845,533.01/248,667.20
  6. Step 6: Final answer
    x = 194,930.60

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1.5x scale

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.