Home / 45,613.08-68,419.59-33,212.01

Finding the Fourth Proportional to 45,613.08, 68,419.59 and 33,212.01

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Solution

The fourth proportional to 45,613.08, 68,419.59 and 33,212.01 is: 49,817.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,613.08 : 68,419.59 = 33,212.01 : x
  2. Step 2: Convert to fraction form
    45,613.08/68,419.59 = 33,212.01/x
  3. Step 3: Cross multiply
    45,613.08x = 68,419.59 × 33,212.01
  4. Step 4: Simplify right side
    45,613.08x = 2,272,352,107.28
  5. Step 5: Solve for x
    x = 2,272,352,107.28/45,613.08
  6. Step 6: Final answer
    x = 49,817.99

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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.