Home / 45,777.78-63,179.73-33,072.07

Finding the Fourth Proportional to 45,777.78, 63,179.73 and 33,072.07

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Solution

The fourth proportional to 45,777.78, 63,179.73 and 33,072.07 is: 45,644.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,777.78 : 63,179.73 = 33,072.07 : x
  2. Step 2: Convert to fraction form
    45,777.78/63,179.73 = 33,072.07/x
  3. Step 3: Cross multiply
    45,777.78x = 63,179.73 × 33,072.07
  4. Step 4: Simplify right side
    45,777.78x = 2,089,484,453.14
  5. Step 5: Solve for x
    x = 2,089,484,453.14/45,777.78
  6. Step 6: Final answer
    x = 45,644.08

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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.