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Finding the Fourth Proportional to 169,209.40, 254,106.60 and 163,960.60

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Solution

The fourth proportional to 169,209.40, 254,106.60 and 163,960.60 is: 246,224.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,209.40 : 254,106.60 = 163,960.60 : x
  2. Step 2: Convert to fraction form
    169,209.40/254,106.60 = 163,960.60/x
  3. Step 3: Cross multiply
    169,209.40x = 254,106.60 × 163,960.60
  4. Step 4: Simplify right side
    169,209.40x = 41,663,470,599.96
  5. Step 5: Solve for x
    x = 41,663,470,599.96/169,209.40
  6. Step 6: Final answer
    x = 246,224.33

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1.5x scale

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.