Home / 45,918.55-68,703.94-27,208.63

Finding the Fourth Proportional to 45,918.55, 68,703.94 and 27,208.63

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Solution

The fourth proportional to 45,918.55, 68,703.94 and 27,208.63 is: 40,709.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,918.55 : 68,703.94 = 27,208.63 : x
  2. Step 2: Convert to fraction form
    45,918.55/68,703.94 = 27,208.63/x
  3. Step 3: Cross multiply
    45,918.55x = 68,703.94 × 27,208.63
  4. Step 4: Simplify right side
    45,918.55x = 1,869,340,083.00
  5. Step 5: Solve for x
    x = 1,869,340,083.00/45,918.55
  6. Step 6: Final answer
    x = 40,709.91

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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.