Home / 335,579.40-503,447.90-110,939.81

Finding the Fourth Proportional to 335,579.40, 503,447.90 and 110,939.81

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Solution

The fourth proportional to 335,579.40, 503,447.90 and 110,939.81 is: 166,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,579.40 : 503,447.90 = 110,939.81 : x
  2. Step 2: Convert to fraction form
    335,579.40/503,447.90 = 110,939.81/x
  3. Step 3: Cross multiply
    335,579.40x = 503,447.90 × 110,939.81
  4. Step 4: Simplify right side
    335,579.40x = 55,852,411,298.96
  5. Step 5: Solve for x
    x = 55,852,411,298.96/335,579.40
  6. Step 6: Final answer
    x = 166,435.76

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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.