Home / 143,784.44-215,676.66-43,944.92

Finding the Fourth Proportional to 143,784.44, 215,676.66 and 43,944.92

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Solution

The fourth proportional to 143,784.44, 215,676.66 and 43,944.92 is: 65,917.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,784.44 : 215,676.66 = 43,944.92 : x
  2. Step 2: Convert to fraction form
    143,784.44/215,676.66 = 43,944.92/x
  3. Step 3: Cross multiply
    143,784.44x = 215,676.66 × 43,944.92
  4. Step 4: Simplify right side
    143,784.44x = 9,477,892,271.46
  5. Step 5: Solve for x
    x = 9,477,892,271.46/143,784.44
  6. Step 6: Final answer
    x = 65,917.37

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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.