Home / 260,284.11-359,189.53-145,561.44

Finding the Fourth Proportional to 260,284.11, 359,189.53 and 145,561.44

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Solution

The fourth proportional to 260,284.11, 359,189.53 and 145,561.44 is: 200,873.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,284.11 : 359,189.53 = 145,561.44 : x
  2. Step 2: Convert to fraction form
    260,284.11/359,189.53 = 145,561.44/x
  3. Step 3: Cross multiply
    260,284.11x = 359,189.53 × 145,561.44
  4. Step 4: Simplify right side
    260,284.11x = 52,284,145,219.72
  5. Step 5: Solve for x
    x = 52,284,145,219.72/260,284.11
  6. Step 6: Final answer
    x = 200,873.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.