Home / 75,932.51-104,786.37-41,943.20

Finding the Fourth Proportional to 75,932.51, 104,786.37 and 41,943.20

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Solution

The fourth proportional to 75,932.51, 104,786.37 and 41,943.20 is: 57,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,932.51 : 104,786.37 = 41,943.20 : x
  2. Step 2: Convert to fraction form
    75,932.51/104,786.37 = 41,943.20/x
  3. Step 3: Cross multiply
    75,932.51x = 104,786.37 × 41,943.20
  4. Step 4: Simplify right side
    75,932.51x = 4,395,075,150.25
  5. Step 5: Solve for x
    x = 4,395,075,150.25/75,932.51
  6. Step 6: Final answer
    x = 57,881.34

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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.