Home / 169,738.80-254,880.20-134,967.60

Finding the Fourth Proportional to 169,738.80, 254,880.20 and 134,967.60

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Solution

The fourth proportional to 169,738.80, 254,880.20 and 134,967.60 is: 202,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,738.80 : 254,880.20 = 134,967.60 : x
  2. Step 2: Convert to fraction form
    169,738.80/254,880.20 = 134,967.60/x
  3. Step 3: Cross multiply
    169,738.80x = 254,880.20 × 134,967.60
  4. Step 4: Simplify right side
    169,738.80x = 34,400,568,881.52
  5. Step 5: Solve for x
    x = 34,400,568,881.52/169,738.80
  6. Step 6: Final answer
    x = 202,667.68

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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.