Home / 325,852.12-489,042.24-168,125.68

Finding the Fourth Proportional to 325,852.12, 489,042.24 and 168,125.68

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Solution

The fourth proportional to 325,852.12, 489,042.24 and 168,125.68 is: 252,324.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,852.12 : 489,042.24 = 168,125.68 : x
  2. Step 2: Convert to fraction form
    325,852.12/489,042.24 = 168,125.68/x
  3. Step 3: Cross multiply
    325,852.12x = 489,042.24 × 168,125.68
  4. Step 4: Simplify right side
    325,852.12x = 82,220,559,148.72
  5. Step 5: Solve for x
    x = 82,220,559,148.72/325,852.12
  6. Step 6: Final answer
    x = 252,324.76

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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.