Home / 79,203.06-118,804.75-19,231.29

Finding the Fourth Proportional to 79,203.06, 118,804.75 and 19,231.29

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Solution

The fourth proportional to 79,203.06, 118,804.75 and 19,231.29 is: 28,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,203.06 : 118,804.75 = 19,231.29 : x
  2. Step 2: Convert to fraction form
    79,203.06/118,804.75 = 19,231.29/x
  3. Step 3: Cross multiply
    79,203.06x = 118,804.75 × 19,231.29
  4. Step 4: Simplify right side
    79,203.06x = 2,284,767,958.53
  5. Step 5: Solve for x
    x = 2,284,767,958.53/79,203.06
  6. Step 6: Final answer
    x = 28,846.96

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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.