Home / 199,566.60-299,147.34-170,435.76

Finding the Fourth Proportional to 199,566.60, 299,147.34 and 170,435.76

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Solution

The fourth proportional to 199,566.60, 299,147.34 and 170,435.76 is: 255,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,566.60 : 299,147.34 = 170,435.76 : x
  2. Step 2: Convert to fraction form
    199,566.60/299,147.34 = 170,435.76/x
  3. Step 3: Cross multiply
    199,566.60x = 299,147.34 × 170,435.76
  4. Step 4: Simplify right side
    199,566.60x = 50,985,404,244.88
  5. Step 5: Solve for x
    x = 50,985,404,244.88/199,566.60
  6. Step 6: Final answer
    x = 255,480.65

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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.