Home / 203,686.84-305,345.58-110,083.24

Finding the Fourth Proportional to 203,686.84, 305,345.58 and 110,083.24

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Solution

The fourth proportional to 203,686.84, 305,345.58 and 110,083.24 is: 165,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,686.84 : 305,345.58 = 110,083.24 : x
  2. Step 2: Convert to fraction form
    203,686.84/305,345.58 = 110,083.24/x
  3. Step 3: Cross multiply
    203,686.84x = 305,345.58 × 110,083.24
  4. Step 4: Simplify right side
    203,686.84x = 33,613,430,766.08
  5. Step 5: Solve for x
    x = 33,613,430,766.08/203,686.84
  6. Step 6: Final answer
    x = 165,025.05

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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.