Home / 199,202.88-298,492.96-125,175.36

Finding the Fourth Proportional to 199,202.88, 298,492.96 and 125,175.36

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Solution

The fourth proportional to 199,202.88, 298,492.96 and 125,175.36 is: 187,567.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,202.88 : 298,492.96 = 125,175.36 : x
  2. Step 2: Convert to fraction form
    199,202.88/298,492.96 = 125,175.36/x
  3. Step 3: Cross multiply
    199,202.88x = 298,492.96 × 125,175.36
  4. Step 4: Simplify right side
    199,202.88x = 37,363,963,725.47
  5. Step 5: Solve for x
    x = 37,363,963,725.47/199,202.88
  6. Step 6: Final answer
    x = 187,567.39

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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.