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Finding the Fourth Proportional to 181,036.05, 253,975.35 and 181,036.05

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Solution

The fourth proportional to 181,036.05, 253,975.35 and 181,036.05 is: 253,975.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,036.05 : 253,975.35 = 181,036.05 : x
  2. Step 2: Convert to fraction form
    181,036.05/253,975.35 = 181,036.05/x
  3. Step 3: Cross multiply
    181,036.05x = 253,975.35 × 181,036.05
  4. Step 4: Simplify right side
    181,036.05x = 45,978,694,161.37
  5. Step 5: Solve for x
    x = 45,978,694,161.37/181,036.05
  6. Step 6: Final answer
    x = 253,975.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.