Home / 231,174.18-346,776.40-71,230.50

Finding the Fourth Proportional to 231,174.18, 346,776.40 and 71,230.50

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Solution

The fourth proportional to 231,174.18, 346,776.40 and 71,230.50 is: 106,850.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,174.18 : 346,776.40 = 71,230.50 : x
  2. Step 2: Convert to fraction form
    231,174.18/346,776.40 = 71,230.50/x
  3. Step 3: Cross multiply
    231,174.18x = 346,776.40 × 71,230.50
  4. Step 4: Simplify right side
    231,174.18x = 24,701,056,360.20
  5. Step 5: Solve for x
    x = 24,701,056,360.20/231,174.18
  6. Step 6: Final answer
    x = 106,850.41

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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.