Home / 227,210.20-313,513.20-131,698.24

Finding the Fourth Proportional to 227,210.20, 313,513.20 and 131,698.24

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Solution

The fourth proportional to 227,210.20, 313,513.20 and 131,698.24 is: 181,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,210.20 : 313,513.20 = 131,698.24 : x
  2. Step 2: Convert to fraction form
    227,210.20/313,513.20 = 131,698.24/x
  3. Step 3: Cross multiply
    227,210.20x = 313,513.20 × 131,698.24
  4. Step 4: Simplify right side
    227,210.20x = 41,289,136,656.77
  5. Step 5: Solve for x
    x = 41,289,136,656.77/227,210.20
  6. Step 6: Final answer
    x = 181,722.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.