Home / 260,416.89-359,295.57-169,739.75

Finding the Fourth Proportional to 260,416.89, 359,295.57 and 169,739.75

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Solution

The fourth proportional to 260,416.89, 359,295.57 and 169,739.75 is: 234,188.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,416.89 : 359,295.57 = 169,739.75 : x
  2. Step 2: Convert to fraction form
    260,416.89/359,295.57 = 169,739.75/x
  3. Step 3: Cross multiply
    260,416.89x = 359,295.57 × 169,739.75
  4. Step 4: Simplify right side
    260,416.89x = 60,986,741,126.15
  5. Step 5: Solve for x
    x = 60,986,741,126.15/260,416.89
  6. Step 6: Final answer
    x = 234,188.89

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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.