Home / 299,131.98-448,566.61-112,012.26

Finding the Fourth Proportional to 299,131.98, 448,566.61 and 112,012.26

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Solution

The fourth proportional to 299,131.98, 448,566.61 and 112,012.26 is: 167,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,131.98 : 448,566.61 = 112,012.26 : x
  2. Step 2: Convert to fraction form
    299,131.98/448,566.61 = 112,012.26/x
  3. Step 3: Cross multiply
    299,131.98x = 448,566.61 × 112,012.26
  4. Step 4: Simplify right side
    299,131.98x = 50,244,959,746.64
  5. Step 5: Solve for x
    x = 50,244,959,746.64/299,131.98
  6. Step 6: Final answer
    x = 167,969.20

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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.