Home / 68,348.08-94,329.68-40,065.04

Finding the Fourth Proportional to 68,348.08, 94,329.68 and 40,065.04

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Solution

The fourth proportional to 68,348.08, 94,329.68 and 40,065.04 is: 55,295.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,348.08 : 94,329.68 = 40,065.04 : x
  2. Step 2: Convert to fraction form
    68,348.08/94,329.68 = 40,065.04/x
  3. Step 3: Cross multiply
    68,348.08x = 94,329.68 × 40,065.04
  4. Step 4: Simplify right side
    68,348.08x = 3,779,322,402.39
  5. Step 5: Solve for x
    x = 3,779,322,402.39/68,348.08
  6. Step 6: Final answer
    x = 55,295.22

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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.