Home / 199,207.08-298,868.92-64,268.55

Finding the Fourth Proportional to 199,207.08, 298,868.92 and 64,268.55

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Solution

The fourth proportional to 199,207.08, 298,868.92 and 64,268.55 is: 96,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,207.08 : 298,868.92 = 64,268.55 : x
  2. Step 2: Convert to fraction form
    199,207.08/298,868.92 = 64,268.55/x
  3. Step 3: Cross multiply
    199,207.08x = 298,868.92 × 64,268.55
  4. Step 4: Simplify right side
    199,207.08x = 19,207,871,967.79
  5. Step 5: Solve for x
    x = 19,207,871,967.79/199,207.08
  6. Step 6: Final answer
    x = 96,421.63

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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.