Home / 47,511.37-71,431.08-46,264.78

Finding the Fourth Proportional to 47,511.37, 71,431.08 and 46,264.78

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Solution

The fourth proportional to 47,511.37, 71,431.08 and 46,264.78 is: 69,556.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511.37 : 71,431.08 = 46,264.78 : x
  2. Step 2: Convert to fraction form
    47,511.37/71,431.08 = 46,264.78/x
  3. Step 3: Cross multiply
    47,511.37x = 71,431.08 × 46,264.78
  4. Step 4: Simplify right side
    47,511.37x = 3,304,743,201.36
  5. Step 5: Solve for x
    x = 3,304,743,201.36/47,511.37
  6. Step 6: Final answer
    x = 69,556.89

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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.