Home / 226,917.40-340,376.10-156,933.40

Finding the Fourth Proportional to 226,917.40, 340,376.10 and 156,933.40

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Solution

The fourth proportional to 226,917.40, 340,376.10 and 156,933.40 is: 235,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,917.40 : 340,376.10 = 156,933.40 : x
  2. Step 2: Convert to fraction form
    226,917.40/340,376.10 = 156,933.40/x
  3. Step 3: Cross multiply
    226,917.40x = 340,376.10 × 156,933.40
  4. Step 4: Simplify right side
    226,917.40x = 53,416,378,651.74
  5. Step 5: Solve for x
    x = 53,416,378,651.74/226,917.40
  6. Step 6: Final answer
    x = 235,400.10

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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.