Home / 260,190.89-359,124.09-169,389.48

Finding the Fourth Proportional to 260,190.89, 359,124.09 and 169,389.48

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Solution

The fourth proportional to 260,190.89, 359,124.09 and 169,389.48 is: 233,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,190.89 : 359,124.09 = 169,389.48 : x
  2. Step 2: Convert to fraction form
    260,190.89/359,124.09 = 169,389.48/x
  3. Step 3: Cross multiply
    260,190.89x = 359,124.09 × 169,389.48
  4. Step 4: Simplify right side
    260,190.89x = 60,831,842,860.57
  5. Step 5: Solve for x
    x = 60,831,842,860.57/260,190.89
  6. Step 6: Final answer
    x = 233,796.97

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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.