Home / 216,144.54-298,278.32-125,522.79

Finding the Fourth Proportional to 216,144.54, 298,278.32 and 125,522.79

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Solution

The fourth proportional to 216,144.54, 298,278.32 and 125,522.79 is: 173,220.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,144.54 : 298,278.32 = 125,522.79 : x
  2. Step 2: Convert to fraction form
    216,144.54/298,278.32 = 125,522.79/x
  3. Step 3: Cross multiply
    216,144.54x = 298,278.32 × 125,522.79
  4. Step 4: Simplify right side
    216,144.54x = 37,440,726,922.91
  5. Step 5: Solve for x
    x = 37,440,726,922.91/216,144.54
  6. Step 6: Final answer
    x = 173,220.79

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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.