Home / 220,213.20-330,332.36-62,429.25

Finding the Fourth Proportional to 220,213.20, 330,332.36 and 62,429.25

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Solution

The fourth proportional to 220,213.20, 330,332.36 and 62,429.25 is: 93,647.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,213.20 : 330,332.36 = 62,429.25 : x
  2. Step 2: Convert to fraction form
    220,213.20/330,332.36 = 62,429.25/x
  3. Step 3: Cross multiply
    220,213.20x = 330,332.36 × 62,429.25
  4. Step 4: Simplify right side
    220,213.20x = 20,622,401,485.53
  5. Step 5: Solve for x
    x = 20,622,401,485.53/220,213.20
  6. Step 6: Final answer
    x = 93,647.44

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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.