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Finding the Fourth Proportional to 169,253.59, 252,367.22 and 164,603.48

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Solution

The fourth proportional to 169,253.59, 252,367.22 and 164,603.48 is: 245,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,253.59 : 252,367.22 = 164,603.48 : x
  2. Step 2: Convert to fraction form
    169,253.59/252,367.22 = 164,603.48/x
  3. Step 3: Cross multiply
    169,253.59x = 252,367.22 × 164,603.48
  4. Step 4: Simplify right side
    169,253.59x = 41,540,522,649.93
  5. Step 5: Solve for x
    x = 41,540,522,649.93/169,253.59
  6. Step 6: Final answer
    x = 245,433.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.