Home / 109,075.44-150,524.36-61,329.20

Finding the Fourth Proportional to 109,075.44, 150,524.36 and 61,329.20

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Solution

The fourth proportional to 109,075.44, 150,524.36 and 61,329.20 is: 84,634.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,075.44 : 150,524.36 = 61,329.20 : x
  2. Step 2: Convert to fraction form
    109,075.44/150,524.36 = 61,329.20/x
  3. Step 3: Cross multiply
    109,075.44x = 150,524.36 × 61,329.20
  4. Step 4: Simplify right side
    109,075.44x = 9,231,538,579.31
  5. Step 5: Solve for x
    x = 9,231,538,579.31/109,075.44
  6. Step 6: Final answer
    x = 84,634.44

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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.