Home / 45,188.00-67,780.97-15,603.05

Finding the Fourth Proportional to 45,188.00, 67,780.97 and 15,603.05

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Solution

The fourth proportional to 45,188.00, 67,780.97 and 15,603.05 is: 23,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,188.00 : 67,780.97 = 15,603.05 : x
  2. Step 2: Convert to fraction form
    45,188.00/67,780.97 = 15,603.05/x
  3. Step 3: Cross multiply
    45,188.00x = 67,780.97 × 15,603.05
  4. Step 4: Simplify right side
    45,188.00x = 1,057,589,447.04
  5. Step 5: Solve for x
    x = 1,057,589,447.04/45,188.00
  6. Step 6: Final answer
    x = 23,404.21

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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.