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Finding the Fourth Proportional to 250,958.36, 346,322.76 and 136,236.92

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Solution

The fourth proportional to 250,958.36, 346,322.76 and 136,236.92 is: 188,007.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,958.36 : 346,322.76 = 136,236.92 : x
  2. Step 2: Convert to fraction form
    250,958.36/346,322.76 = 136,236.92/x
  3. Step 3: Cross multiply
    250,958.36x = 346,322.76 × 136,236.92
  4. Step 4: Simplify right side
    250,958.36x = 47,181,946,148.30
  5. Step 5: Solve for x
    x = 47,181,946,148.30/250,958.36
  6. Step 6: Final answer
    x = 188,007.07

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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.