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Finding the Fourth Proportional to 270,745.59, 373,631.86 and 149,889.01

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Solution

The fourth proportional to 270,745.59, 373,631.86 and 149,889.01 is: 206,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,745.59 : 373,631.86 = 149,889.01 : x
  2. Step 2: Convert to fraction form
    270,745.59/373,631.86 = 149,889.01/x
  3. Step 3: Cross multiply
    270,745.59x = 373,631.86 × 149,889.01
  4. Step 4: Simplify right side
    270,745.59x = 56,003,308,924.42
  5. Step 5: Solve for x
    x = 56,003,308,924.42/270,745.59
  6. Step 6: Final answer
    x = 206,848.46

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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.