Home / 263,853.36-364,115.64-142,994.88

Finding the Fourth Proportional to 263,853.36, 364,115.64 and 142,994.88

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Solution

The fourth proportional to 263,853.36, 364,115.64 and 142,994.88 is: 197,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,853.36 : 364,115.64 = 142,994.88 : x
  2. Step 2: Convert to fraction form
    263,853.36/364,115.64 = 142,994.88/x
  3. Step 3: Cross multiply
    263,853.36x = 364,115.64 × 142,994.88
  4. Step 4: Simplify right side
    263,853.36x = 52,066,672,247.92
  5. Step 5: Solve for x
    x = 52,066,672,247.92/263,853.36
  6. Step 6: Final answer
    x = 197,331.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.