Home / 199,001.48-298,504.44-85,133.79

Finding the Fourth Proportional to 199,001.48, 298,504.44 and 85,133.79

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Solution

The fourth proportional to 199,001.48, 298,504.44 and 85,133.79 is: 127,701.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,001.48 : 298,504.44 = 85,133.79 : x
  2. Step 2: Convert to fraction form
    199,001.48/298,504.44 = 85,133.79/x
  3. Step 3: Cross multiply
    199,001.48x = 298,504.44 × 85,133.79
  4. Step 4: Simplify right side
    199,001.48x = 25,412,814,309.03
  5. Step 5: Solve for x
    x = 25,412,814,309.03/199,001.48
  6. Step 6: Final answer
    x = 127,701.64

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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.