Home / 143,796.48-215,725.44-50,305.28

Finding the Fourth Proportional to 143,796.48, 215,725.44 and 50,305.28

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Solution

The fourth proportional to 143,796.48, 215,725.44 and 50,305.28 is: 75,468.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,796.48 : 215,725.44 = 50,305.28 : x
  2. Step 2: Convert to fraction form
    143,796.48/215,725.44 = 50,305.28/x
  3. Step 3: Cross multiply
    143,796.48x = 215,725.44 × 50,305.28
  4. Step 4: Simplify right side
    143,796.48x = 10,852,128,662.32
  5. Step 5: Solve for x
    x = 10,852,128,662.32/143,796.48
  6. Step 6: Final answer
    x = 75,468.67

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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.