Home / 231,293.08-346,703.28-131,241.93

Finding the Fourth Proportional to 231,293.08, 346,703.28 and 131,241.93

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Solution

The fourth proportional to 231,293.08, 346,703.28 and 131,241.93 is: 196,728.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,293.08 : 346,703.28 = 131,241.93 : x
  2. Step 2: Convert to fraction form
    231,293.08/346,703.28 = 131,241.93/x
  3. Step 3: Cross multiply
    231,293.08x = 346,703.28 × 131,241.93
  4. Step 4: Simplify right side
    231,293.08x = 45,502,007,604.53
  5. Step 5: Solve for x
    x = 45,502,007,604.53/231,293.08
  6. Step 6: Final answer
    x = 196,728.79

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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.