Home / 154,409.97-231,612.53-49,228.23

Finding the Fourth Proportional to 154,409.97, 231,612.53 and 49,228.23

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Solution

The fourth proportional to 154,409.97, 231,612.53 and 49,228.23 is: 73,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,409.97 : 231,612.53 = 49,228.23 : x
  2. Step 2: Convert to fraction form
    154,409.97/231,612.53 = 49,228.23/x
  3. Step 3: Cross multiply
    154,409.97x = 231,612.53 × 49,228.23
  4. Step 4: Simplify right side
    154,409.97x = 11,401,874,651.58
  5. Step 5: Solve for x
    x = 11,401,874,651.58/154,409.97
  6. Step 6: Final answer
    x = 73,841.57

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1.5x scale

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.