Home / 300,350.18-450,540.24-89,968.07

Finding the Fourth Proportional to 300,350.18, 450,540.24 and 89,968.07

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Solution

The fourth proportional to 300,350.18, 450,540.24 and 89,968.07 is: 134,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,350.18 : 450,540.24 = 89,968.07 : x
  2. Step 2: Convert to fraction form
    300,350.18/450,540.24 = 89,968.07/x
  3. Step 3: Cross multiply
    300,350.18x = 450,540.24 × 89,968.07
  4. Step 4: Simplify right side
    300,350.18x = 40,534,235,850.14
  5. Step 5: Solve for x
    x = 40,534,235,850.14/300,350.18
  6. Step 6: Final answer
    x = 134,956.59

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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.