Home / 199,100.31-298,646.82-49,340.94

Finding the Fourth Proportional to 199,100.31, 298,646.82 and 49,340.94

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Solution

The fourth proportional to 199,100.31, 298,646.82 and 49,340.94 is: 74,010.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,100.31 : 298,646.82 = 49,340.94 : x
  2. Step 2: Convert to fraction form
    199,100.31/298,646.82 = 49,340.94/x
  3. Step 3: Cross multiply
    199,100.31x = 298,646.82 × 49,340.94
  4. Step 4: Simplify right side
    199,100.31x = 14,735,514,826.81
  5. Step 5: Solve for x
    x = 14,735,514,826.81/199,100.31
  6. Step 6: Final answer
    x = 74,010.51

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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.