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Finding the Fourth Proportional to 232,698.88, 348,933.37 and 136,660.18

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Solution

The fourth proportional to 232,698.88, 348,933.37 and 136,660.18 is: 204,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,698.88 : 348,933.37 = 136,660.18 : x
  2. Step 2: Convert to fraction form
    232,698.88/348,933.37 = 136,660.18/x
  3. Step 3: Cross multiply
    232,698.88x = 348,933.37 × 136,660.18
  4. Step 4: Simplify right side
    232,698.88x = 47,685,297,152.21
  5. Step 5: Solve for x
    x = 47,685,297,152.21/232,698.88
  6. Step 6: Final answer
    x = 204,922.76

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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.