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Finding the Fourth Proportional to 270,996.58, 373,975.02 and 150,145.40

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Solution

The fourth proportional to 270,996.58, 373,975.02 and 150,145.40 is: 207,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,996.58 : 373,975.02 = 150,145.40 : x
  2. Step 2: Convert to fraction form
    270,996.58/373,975.02 = 150,145.40/x
  3. Step 3: Cross multiply
    270,996.58x = 373,975.02 × 150,145.40
  4. Step 4: Simplify right side
    270,996.58x = 56,150,628,967.91
  5. Step 5: Solve for x
    x = 56,150,628,967.91/270,996.58
  6. Step 6: Final answer
    x = 207,200.51

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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.