Home / 69,768.41-96,278.37-39,556.52

Finding the Fourth Proportional to 69,768.41, 96,278.37 and 39,556.52

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Solution

The fourth proportional to 69,768.41, 96,278.37 and 39,556.52 is: 54,586.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,768.41 : 96,278.37 = 39,556.52 : x
  2. Step 2: Convert to fraction form
    69,768.41/96,278.37 = 39,556.52/x
  3. Step 3: Cross multiply
    69,768.41x = 96,278.37 × 39,556.52
  4. Step 4: Simplify right side
    69,768.41x = 3,808,437,268.47
  5. Step 5: Solve for x
    x = 3,808,437,268.47/69,768.41
  6. Step 6: Final answer
    x = 54,586.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.