Home / 75,533.72-113,245.29-38,075.27

Finding the Fourth Proportional to 75,533.72, 113,245.29 and 38,075.27

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Solution

The fourth proportional to 75,533.72, 113,245.29 and 38,075.27 is: 57,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,533.72 : 113,245.29 = 38,075.27 : x
  2. Step 2: Convert to fraction form
    75,533.72/113,245.29 = 38,075.27/x
  3. Step 3: Cross multiply
    75,533.72x = 113,245.29 × 38,075.27
  4. Step 4: Simplify right side
    75,533.72x = 4,311,844,426.75
  5. Step 5: Solve for x
    x = 4,311,844,426.75/75,533.72
  6. Step 6: Final answer
    x = 57,085.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.