Home / 183,728.08-275,643.98-72,997.84

Finding the Fourth Proportional to 183,728.08, 275,643.98 and 72,997.84

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Solution

The fourth proportional to 183,728.08, 275,643.98 and 72,997.84 is: 109,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,728.08 : 275,643.98 = 72,997.84 : x
  2. Step 2: Convert to fraction form
    183,728.08/275,643.98 = 72,997.84/x
  3. Step 3: Cross multiply
    183,728.08x = 275,643.98 × 72,997.84
  4. Step 4: Simplify right side
    183,728.08x = 20,121,415,149.00
  5. Step 5: Solve for x
    x = 20,121,415,149.00/183,728.08
  6. Step 6: Final answer
    x = 109,517.36

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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.