Home / 209,003.28-313,504.92-146,950.80

Finding the Fourth Proportional to 209,003.28, 313,504.92 and 146,950.80

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Solution

The fourth proportional to 209,003.28, 313,504.92 and 146,950.80 is: 220,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,003.28 : 313,504.92 = 146,950.80 : x
  2. Step 2: Convert to fraction form
    209,003.28/313,504.92 = 146,950.80/x
  3. Step 3: Cross multiply
    209,003.28x = 313,504.92 × 146,950.80
  4. Step 4: Simplify right side
    209,003.28x = 46,069,798,797.94
  5. Step 5: Solve for x
    x = 46,069,798,797.94/209,003.28
  6. Step 6: Final answer
    x = 220,426.20

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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.