Home / 231,728.63-347,724.44-125,111.17

Finding the Fourth Proportional to 231,728.63, 347,724.44 and 125,111.17

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Solution

The fourth proportional to 231,728.63, 347,724.44 and 125,111.17 is: 187,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,728.63 : 347,724.44 = 125,111.17 : x
  2. Step 2: Convert to fraction form
    231,728.63/347,724.44 = 125,111.17/x
  3. Step 3: Cross multiply
    231,728.63x = 347,724.44 × 125,111.17
  4. Step 4: Simplify right side
    231,728.63x = 43,504,210,656.68
  5. Step 5: Solve for x
    x = 43,504,210,656.68/231,728.63
  6. Step 6: Final answer
    x = 187,737.74

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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.