Home / 350,106.30-525,086.55-150,433.20

Finding the Fourth Proportional to 350,106.30, 525,086.55 and 150,433.20

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Solution

The fourth proportional to 350,106.30, 525,086.55 and 150,433.20 is: 225,618.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,106.30 : 525,086.55 = 150,433.20 : x
  2. Step 2: Convert to fraction form
    350,106.30/525,086.55 = 150,433.20/x
  3. Step 3: Cross multiply
    350,106.30x = 525,086.55 × 150,433.20
  4. Step 4: Simplify right side
    350,106.30x = 78,990,449,993.46
  5. Step 5: Solve for x
    x = 78,990,449,993.46/350,106.30
  6. Step 6: Final answer
    x = 225,618.48

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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.