Home / 248,778.45-343,314.35-141,348.62

Finding the Fourth Proportional to 248,778.45, 343,314.35 and 141,348.62

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Solution

The fourth proportional to 248,778.45, 343,314.35 and 141,348.62 is: 195,061.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,778.45 : 343,314.35 = 141,348.62 : x
  2. Step 2: Convert to fraction form
    248,778.45/343,314.35 = 141,348.62/x
  3. Step 3: Cross multiply
    248,778.45x = 343,314.35 × 141,348.62
  4. Step 4: Simplify right side
    248,778.45x = 48,527,010,810.35
  5. Step 5: Solve for x
    x = 48,527,010,810.35/248,778.45
  6. Step 6: Final answer
    x = 195,061.15

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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.