Home / 68,933.52-103,358.73-30,975.84

Finding the Fourth Proportional to 68,933.52, 103,358.73 and 30,975.84

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Solution

The fourth proportional to 68,933.52, 103,358.73 and 30,975.84 is: 46,445.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,933.52 : 103,358.73 = 30,975.84 : x
  2. Step 2: Convert to fraction form
    68,933.52/103,358.73 = 30,975.84/x
  3. Step 3: Cross multiply
    68,933.52x = 103,358.73 × 30,975.84
  4. Step 4: Simplify right side
    68,933.52x = 3,201,623,483.08
  5. Step 5: Solve for x
    x = 3,201,623,483.08/68,933.52
  6. Step 6: Final answer
    x = 46,445.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.