Home / 69,649.32-104,288.58-47,506.44

Finding the Fourth Proportional to 69,649.32, 104,288.58 and 47,506.44

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Solution

The fourth proportional to 69,649.32, 104,288.58 and 47,506.44 is: 71,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,649.32 : 104,288.58 = 47,506.44 : x
  2. Step 2: Convert to fraction form
    69,649.32/104,288.58 = 47,506.44/x
  3. Step 3: Cross multiply
    69,649.32x = 104,288.58 × 47,506.44
  4. Step 4: Simplify right side
    69,649.32x = 4,954,379,168.46
  5. Step 5: Solve for x
    x = 4,954,379,168.46/69,649.32
  6. Step 6: Final answer
    x = 71,133.20

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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.