Home / 270,334.14-405,725.85-144,112.38

Finding the Fourth Proportional to 270,334.14, 405,725.85 and 144,112.38

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Solution

The fourth proportional to 270,334.14, 405,725.85 and 144,112.38 is: 216,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,334.14 : 405,725.85 = 144,112.38 : x
  2. Step 2: Convert to fraction form
    270,334.14/405,725.85 = 144,112.38/x
  3. Step 3: Cross multiply
    270,334.14x = 405,725.85 × 144,112.38
  4. Step 4: Simplify right side
    270,334.14x = 58,470,117,871.02
  5. Step 5: Solve for x
    x = 58,470,117,871.02/270,334.14
  6. Step 6: Final answer
    x = 216,288.32

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1.5x scale

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.