Home / 68,914.08-95,085.36-50,018.40

Finding the Fourth Proportional to 68,914.08, 95,085.36 and 50,018.40

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Solution

The fourth proportional to 68,914.08, 95,085.36 and 50,018.40 is: 69,013.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,914.08 : 95,085.36 = 50,018.40 : x
  2. Step 2: Convert to fraction form
    68,914.08/95,085.36 = 50,018.40/x
  3. Step 3: Cross multiply
    68,914.08x = 95,085.36 × 50,018.40
  4. Step 4: Simplify right side
    68,914.08x = 4,756,017,570.62
  5. Step 5: Solve for x
    x = 4,756,017,570.62/68,914.08
  6. Step 6: Final answer
    x = 69,013.73

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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.