Home / 335,633.06-503,448.96-99,141.82

Finding the Fourth Proportional to 335,633.06, 503,448.96 and 99,141.82

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Solution

The fourth proportional to 335,633.06, 503,448.96 and 99,141.82 is: 148,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,633.06 : 503,448.96 = 99,141.82 : x
  2. Step 2: Convert to fraction form
    335,633.06/503,448.96 = 99,141.82/x
  3. Step 3: Cross multiply
    335,633.06x = 503,448.96 × 99,141.82
  4. Step 4: Simplify right side
    335,633.06x = 49,912,846,171.51
  5. Step 5: Solve for x
    x = 49,912,846,171.51/335,633.06
  6. Step 6: Final answer
    x = 148,712.54

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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.