Home / 251,152.26-346,590.24-137,982.30

Finding the Fourth Proportional to 251,152.26, 346,590.24 and 137,982.30

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Solution

The fourth proportional to 251,152.26, 346,590.24 and 137,982.30 is: 190,415.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,152.26 : 346,590.24 = 137,982.30 : x
  2. Step 2: Convert to fraction form
    251,152.26/346,590.24 = 137,982.30/x
  3. Step 3: Cross multiply
    251,152.26x = 346,590.24 × 137,982.30
  4. Step 4: Simplify right side
    251,152.26x = 47,823,318,472.75
  5. Step 5: Solve for x
    x = 47,823,318,472.75/251,152.26
  6. Step 6: Final answer
    x = 190,415.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.