Home / 67,992.23-93,823.79-39,313.73

Finding the Fourth Proportional to 67,992.23, 93,823.79 and 39,313.73

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Solution

The fourth proportional to 67,992.23, 93,823.79 and 39,313.73 is: 54,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,992.23 : 93,823.79 = 39,313.73 : x
  2. Step 2: Convert to fraction form
    67,992.23/93,823.79 = 39,313.73/x
  3. Step 3: Cross multiply
    67,992.23x = 93,823.79 × 39,313.73
  4. Step 4: Simplify right side
    67,992.23x = 3,688,562,481.95
  5. Step 5: Solve for x
    x = 3,688,562,481.95/67,992.23
  6. Step 6: Final answer
    x = 54,249.77

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1.5x scale

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.