Home / 226,782.37-340,284.21-142,582.12

Finding the Fourth Proportional to 226,782.37, 340,284.21 and 142,582.12

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Solution

The fourth proportional to 226,782.37, 340,284.21 and 142,582.12 is: 213,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,782.37 : 340,284.21 = 142,582.12 : x
  2. Step 2: Convert to fraction form
    226,782.37/340,284.21 = 142,582.12/x
  3. Step 3: Cross multiply
    226,782.37x = 340,284.21 × 142,582.12
  4. Step 4: Simplify right side
    226,782.37x = 48,518,444,064.33
  5. Step 5: Solve for x
    x = 48,518,444,064.33/226,782.37
  6. Step 6: Final answer
    x = 213,942.75

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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.