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Finding the Fourth Proportional to 250,067.88, 345,056.58 and 151,900.14

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Solution

The fourth proportional to 250,067.88, 345,056.58 and 151,900.14 is: 209,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,067.88 : 345,056.58 = 151,900.14 : x
  2. Step 2: Convert to fraction form
    250,067.88/345,056.58 = 151,900.14/x
  3. Step 3: Cross multiply
    250,067.88x = 345,056.58 × 151,900.14
  4. Step 4: Simplify right side
    250,067.88x = 52,414,142,809.92
  5. Step 5: Solve for x
    x = 52,414,142,809.92/250,067.88
  6. Step 6: Final answer
    x = 209,599.66

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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.