Home / 260,284.48-359,190.07-145,561.85

Finding the Fourth Proportional to 260,284.48, 359,190.07 and 145,561.85

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Solution

The fourth proportional to 260,284.48, 359,190.07 and 145,561.85 is: 200,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,284.48 : 359,190.07 = 145,561.85 : x
  2. Step 2: Convert to fraction form
    260,284.48/359,190.07 = 145,561.85/x
  3. Step 3: Cross multiply
    260,284.48x = 359,190.07 × 145,561.85
  4. Step 4: Simplify right side
    260,284.48x = 52,284,371,090.83
  5. Step 5: Solve for x
    x = 52,284,371,090.83/260,284.48
  6. Step 6: Final answer
    x = 200,873.95

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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.