Home / 185,047.34-255,364.25-104,474.21

Finding the Fourth Proportional to 185,047.34, 255,364.25 and 104,474.21

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Solution

The fourth proportional to 185,047.34, 255,364.25 and 104,474.21 is: 144,173.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,047.34 : 255,364.25 = 104,474.21 : x
  2. Step 2: Convert to fraction form
    185,047.34/255,364.25 = 104,474.21/x
  3. Step 3: Cross multiply
    185,047.34x = 255,364.25 × 104,474.21
  4. Step 4: Simplify right side
    185,047.34x = 26,678,976,481.80
  5. Step 5: Solve for x
    x = 26,678,976,481.80/185,047.34
  6. Step 6: Final answer
    x = 144,173.79

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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.