Home / 72,783.27-109,185.84-26,025.21

Finding the Fourth Proportional to 72,783.27, 109,185.84 and 26,025.21

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Solution

The fourth proportional to 72,783.27, 109,185.84 and 26,025.21 is: 39,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,783.27 : 109,185.84 = 26,025.21 : x
  2. Step 2: Convert to fraction form
    72,783.27/109,185.84 = 26,025.21/x
  3. Step 3: Cross multiply
    72,783.27x = 109,185.84 × 26,025.21
  4. Step 4: Simplify right side
    72,783.27x = 2,841,584,415.03
  5. Step 5: Solve for x
    x = 2,841,584,415.03/72,783.27
  6. Step 6: Final answer
    x = 39,041.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.