Home / 75,507.75-104,198.58-41,516.30

Finding the Fourth Proportional to 75,507.75, 104,198.58 and 41,516.30

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Solution

The fourth proportional to 75,507.75, 104,198.58 and 41,516.30 is: 57,291.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,507.75 : 104,198.58 = 41,516.30 : x
  2. Step 2: Convert to fraction form
    75,507.75/104,198.58 = 41,516.30/x
  3. Step 3: Cross multiply
    75,507.75x = 104,198.58 × 41,516.30
  4. Step 4: Simplify right side
    75,507.75x = 4,325,938,985.86
  5. Step 5: Solve for x
    x = 4,325,938,985.86/75,507.75
  6. Step 6: Final answer
    x = 57,291.32

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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.