Home / 208,447.32-312,668.18-50,675.32

Finding the Fourth Proportional to 208,447.32, 312,668.18 and 50,675.32

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Solution

The fourth proportional to 208,447.32, 312,668.18 and 50,675.32 is: 76,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,447.32 : 312,668.18 = 50,675.32 : x
  2. Step 2: Convert to fraction form
    208,447.32/312,668.18 = 50,675.32/x
  3. Step 3: Cross multiply
    208,447.32x = 312,668.18 × 50,675.32
  4. Step 4: Simplify right side
    208,447.32x = 15,844,560,075.32
  5. Step 5: Solve for x
    x = 15,844,560,075.32/208,447.32
  6. Step 6: Final answer
    x = 76,012.30

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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.