Home / 101,043,675.56-139,313,872.08-84,322,548.79

Finding the Fourth Proportional to 101,043,675.56, 139,313,872.08 and 84,322,548.79

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Solution

The fourth proportional to 101,043,675.56, 139,313,872.08 and 84,322,548.79 is: 116,259,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,043,675.56 : 139,313,872.08 = 84,322,548.79 : x
  2. Step 2: Convert to fraction form
    101,043,675.56/139,313,872.08 = 84,322,548.79/x
  3. Step 3: Cross multiply
    101,043,675.56x = 139,313,872.08 × 84,322,548.79
  4. Step 4: Simplify right side
    101,043,675.56x = 11,747,300,775,241,334
  5. Step 5: Solve for x
    x = 11,747,300,775,241,334/101,043,675.56
  6. Step 6: Final answer
    x = 116,259,634.36

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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.