Home / 169,440.40-254,452.20-164,191.60

Finding the Fourth Proportional to 169,440.40, 254,452.20 and 164,191.60

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Solution

The fourth proportional to 169,440.40, 254,452.20 and 164,191.60 is: 246,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,440.40 : 254,452.20 = 164,191.60 : x
  2. Step 2: Convert to fraction form
    169,440.40/254,452.20 = 164,191.60/x
  3. Step 3: Cross multiply
    169,440.40x = 254,452.20 × 164,191.60
  4. Step 4: Simplify right side
    169,440.40x = 41,778,913,841.52
  5. Step 5: Solve for x
    x = 41,778,913,841.52/169,440.40
  6. Step 6: Final answer
    x = 246,569.97

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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.