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Finding the Fourth Proportional to 155,908.80, 233,863.20 and 50,738.40

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Solution

The fourth proportional to 155,908.80, 233,863.20 and 50,738.40 is: 76,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,908.80 : 233,863.20 = 50,738.40 : x
  2. Step 2: Convert to fraction form
    155,908.80/233,863.20 = 50,738.40/x
  3. Step 3: Cross multiply
    155,908.80x = 233,863.20 × 50,738.40
  4. Step 4: Simplify right side
    155,908.80x = 11,865,844,586.88
  5. Step 5: Solve for x
    x = 11,865,844,586.88/155,908.80
  6. Step 6: Final answer
    x = 76,107.60

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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.