Home / 143,904.48-215,887.44-50,415.84

Finding the Fourth Proportional to 143,904.48, 215,887.44 and 50,415.84

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Solution

The fourth proportional to 143,904.48, 215,887.44 and 50,415.84 is: 75,634.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,904.48 : 215,887.44 = 50,415.84 : x
  2. Step 2: Convert to fraction form
    143,904.48/215,887.44 = 50,415.84/x
  3. Step 3: Cross multiply
    143,904.48x = 215,887.44 × 50,415.84
  4. Step 4: Simplify right side
    143,904.48x = 10,884,146,633.05
  5. Step 5: Solve for x
    x = 10,884,146,633.05/143,904.48
  6. Step 6: Final answer
    x = 75,634.52

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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.