Home / 45,208.85-67,804.00-17,119.21

Finding the Fourth Proportional to 45,208.85, 67,804.00 and 17,119.21

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Solution

The fourth proportional to 45,208.85, 67,804.00 and 17,119.21 is: 25,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,208.85 : 67,804.00 = 17,119.21 : x
  2. Step 2: Convert to fraction form
    45,208.85/67,804.00 = 17,119.21/x
  3. Step 3: Cross multiply
    45,208.85x = 67,804.00 × 17,119.21
  4. Step 4: Simplify right side
    45,208.85x = 1,160,750,925.96
  5. Step 5: Solve for x
    x = 1,160,750,925.96/45,208.85
  6. Step 6: Final answer
    x = 25,675.31

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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.