Home / 75,674.57-104,435.64-41,683.05

Finding the Fourth Proportional to 75,674.57, 104,435.64 and 41,683.05

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Solution

The fourth proportional to 75,674.57, 104,435.64 and 41,683.05 is: 57,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,674.57 : 104,435.64 = 41,683.05 : x
  2. Step 2: Convert to fraction form
    75,674.57/104,435.64 = 41,683.05/x
  3. Step 3: Cross multiply
    75,674.57x = 104,435.64 × 41,683.05
  4. Step 4: Simplify right side
    75,674.57x = 4,353,196,003.90
  5. Step 5: Solve for x
    x = 4,353,196,003.90/75,674.57
  6. Step 6: Final answer
    x = 57,525.22

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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.