Home / 67,744.08-93,497.49-40,890.42

Finding the Fourth Proportional to 67,744.08, 93,497.49 and 40,890.42

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Solution

The fourth proportional to 67,744.08, 93,497.49 and 40,890.42 is: 56,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,744.08 : 93,497.49 = 40,890.42 : x
  2. Step 2: Convert to fraction form
    67,744.08/93,497.49 = 40,890.42/x
  3. Step 3: Cross multiply
    67,744.08x = 93,497.49 × 40,890.42
  4. Step 4: Simplify right side
    67,744.08x = 3,823,151,635.05
  5. Step 5: Solve for x
    x = 3,823,151,635.05/67,744.08
  6. Step 6: Final answer
    x = 56,435.21

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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.