Home / 199,121.02-298,634.40-56,961.94

Finding the Fourth Proportional to 199,121.02, 298,634.40 and 56,961.94

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Solution

The fourth proportional to 199,121.02, 298,634.40 and 56,961.94 is: 85,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,121.02 : 298,634.40 = 56,961.94 : x
  2. Step 2: Convert to fraction form
    199,121.02/298,634.40 = 56,961.94/x
  3. Step 3: Cross multiply
    199,121.02x = 298,634.40 × 56,961.94
  4. Step 4: Simplify right side
    199,121.02x = 17,010,794,774.74
  5. Step 5: Solve for x
    x = 17,010,794,774.74/199,121.02
  6. Step 6: Final answer
    x = 85,429.43

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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.