Home / 251,236.44-346,702.32-138,056.76

Finding the Fourth Proportional to 251,236.44, 346,702.32 and 138,056.76

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Solution

The fourth proportional to 251,236.44, 346,702.32 and 138,056.76 is: 190,516.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,236.44 : 346,702.32 = 138,056.76 : x
  2. Step 2: Convert to fraction form
    251,236.44/346,702.32 = 138,056.76/x
  3. Step 3: Cross multiply
    251,236.44x = 346,702.32 × 138,056.76
  4. Step 4: Simplify right side
    251,236.44x = 47,864,598,983.68
  5. Step 5: Solve for x
    x = 47,864,598,983.68/251,236.44
  6. Step 6: Final answer
    x = 190,516.15

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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.