Home / 69,835.36-104,713.30-47,675.56

Finding the Fourth Proportional to 69,835.36, 104,713.30 and 47,675.56

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Solution

The fourth proportional to 69,835.36, 104,713.30 and 47,675.56 is: 71,486.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,835.36 : 104,713.30 = 47,675.56 : x
  2. Step 2: Convert to fraction form
    69,835.36/104,713.30 = 47,675.56/x
  3. Step 3: Cross multiply
    69,835.36x = 104,713.30 × 47,675.56
  4. Step 4: Simplify right side
    69,835.36x = 4,992,265,216.95
  5. Step 5: Solve for x
    x = 4,992,265,216.95/69,835.36
  6. Step 6: Final answer
    x = 71,486.21

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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.