Home / 75,509.10-104,200.34-41,517.55

Finding the Fourth Proportional to 75,509.10, 104,200.34 and 41,517.55

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Solution

The fourth proportional to 75,509.10, 104,200.34 and 41,517.55 is: 57,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,509.10 : 104,200.34 = 41,517.55 : x
  2. Step 2: Convert to fraction form
    75,509.10/104,200.34 = 41,517.55/x
  3. Step 3: Cross multiply
    75,509.10x = 104,200.34 × 41,517.55
  4. Step 4: Simplify right side
    75,509.10x = 4,326,142,825.97
  5. Step 5: Solve for x
    x = 4,326,142,825.97/75,509.10
  6. Step 6: Final answer
    x = 57,293.00

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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.