Home / 75,667.58-104,420.28-41,675.42

Finding the Fourth Proportional to 75,667.58, 104,420.28 and 41,675.42

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Solution

The fourth proportional to 75,667.58, 104,420.28 and 41,675.42 is: 57,511.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,667.58 : 104,420.28 = 41,675.42 : x
  2. Step 2: Convert to fraction form
    75,667.58/104,420.28 = 41,675.42/x
  3. Step 3: Cross multiply
    75,667.58x = 104,420.28 × 41,675.42
  4. Step 4: Simplify right side
    75,667.58x = 4,351,759,025.52
  5. Step 5: Solve for x
    x = 4,351,759,025.52/75,667.58
  6. Step 6: Final answer
    x = 57,511.54

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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.