Home / 248,975.72-343,584.84-141,545.78

Finding the Fourth Proportional to 248,975.72, 343,584.84 and 141,545.78

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Solution

The fourth proportional to 248,975.72, 343,584.84 and 141,545.78 is: 195,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,975.72 : 343,584.84 = 141,545.78 : x
  2. Step 2: Convert to fraction form
    248,975.72/343,584.84 = 141,545.78/x
  3. Step 3: Cross multiply
    248,975.72x = 343,584.84 × 141,545.78
  4. Step 4: Simplify right side
    248,975.72x = 48,632,984,173.98
  5. Step 5: Solve for x
    x = 48,632,984,173.98/248,975.72
  6. Step 6: Final answer
    x = 195,332.24

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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.