Home / 75,684.96-104,445.72-41,697.36

Finding the Fourth Proportional to 75,684.96, 104,445.72 and 41,697.36

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Solution

The fourth proportional to 75,684.96, 104,445.72 and 41,697.36 is: 57,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,684.96 : 104,445.72 = 41,697.36 : x
  2. Step 2: Convert to fraction form
    75,684.96/104,445.72 = 41,697.36/x
  3. Step 3: Cross multiply
    75,684.96x = 104,445.72 × 41,697.36
  4. Step 4: Simplify right side
    75,684.96x = 4,355,110,787.30
  5. Step 5: Solve for x
    x = 4,355,110,787.30/75,684.96
  6. Step 6: Final answer
    x = 57,542.62

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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.