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Finding the Fourth Proportional to 175,274.90, 262,912.35 and 164,906.90

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Solution

The fourth proportional to 175,274.90, 262,912.35 and 164,906.90 is: 247,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,274.90 : 262,912.35 = 164,906.90 : x
  2. Step 2: Convert to fraction form
    175,274.90/262,912.35 = 164,906.90/x
  3. Step 3: Cross multiply
    175,274.90x = 262,912.35 × 164,906.90
  4. Step 4: Simplify right side
    175,274.90x = 43,356,060,610.22
  5. Step 5: Solve for x
    x = 43,356,060,610.22/175,274.90
  6. Step 6: Final answer
    x = 247,360.35

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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.