Home / 76,582.68-105,668.48-44,745.42

Finding the Fourth Proportional to 76,582.68, 105,668.48 and 44,745.42

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Solution

The fourth proportional to 76,582.68, 105,668.48 and 44,745.42 is: 61,739.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,582.68 : 105,668.48 = 44,745.42 : x
  2. Step 2: Convert to fraction form
    76,582.68/105,668.48 = 44,745.42/x
  3. Step 3: Cross multiply
    76,582.68x = 105,668.48 × 44,745.42
  4. Step 4: Simplify right side
    76,582.68x = 4,728,181,026.48
  5. Step 5: Solve for x
    x = 4,728,181,026.48/76,582.68
  6. Step 6: Final answer
    x = 61,739.56

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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.