Home / 211,396.32-317,100.24-61,632.99

Finding the Fourth Proportional to 211,396.32, 317,100.24 and 61,632.99

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Solution

The fourth proportional to 211,396.32, 317,100.24 and 61,632.99 is: 92,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,396.32 : 317,100.24 = 61,632.99 : x
  2. Step 2: Convert to fraction form
    211,396.32/317,100.24 = 61,632.99/x
  3. Step 3: Cross multiply
    211,396.32x = 317,100.24 × 61,632.99
  4. Step 4: Simplify right side
    211,396.32x = 19,543,835,920.92
  5. Step 5: Solve for x
    x = 19,543,835,920.92/211,396.32
  6. Step 6: Final answer
    x = 92,451.16

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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.