Home / 146,254.20-218,725.20-122,634.60

Finding the Fourth Proportional to 146,254.20, 218,725.20 and 122,634.60

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Solution

The fourth proportional to 146,254.20, 218,725.20 and 122,634.60 is: 183,401.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,254.20 : 218,725.20 = 122,634.60 : x
  2. Step 2: Convert to fraction form
    146,254.20/218,725.20 = 122,634.60/x
  3. Step 3: Cross multiply
    146,254.20x = 218,725.20 × 122,634.60
  4. Step 4: Simplify right side
    146,254.20x = 26,823,277,411.92
  5. Step 5: Solve for x
    x = 26,823,277,411.92/146,254.20
  6. Step 6: Final answer
    x = 183,401.76

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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.