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Finding the Fourth Proportional to 181,271.39, 271,905.31 and 110,213.64

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Solution

The fourth proportional to 181,271.39, 271,905.31 and 110,213.64 is: 165,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,271.39 : 271,905.31 = 110,213.64 : x
  2. Step 2: Convert to fraction form
    181,271.39/271,905.31 = 110,213.64/x
  3. Step 3: Cross multiply
    181,271.39x = 271,905.31 × 110,213.64
  4. Step 4: Simplify right side
    181,271.39x = 29,967,672,703.51
  5. Step 5: Solve for x
    x = 29,967,672,703.51/181,271.39
  6. Step 6: Final answer
    x = 165,319.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.