Home / 156,236.28-234,250.26-51,018.36

Finding the Fourth Proportional to 156,236.28, 234,250.26 and 51,018.36

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Solution

The fourth proportional to 156,236.28, 234,250.26 and 51,018.36 is: 76,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,236.28 : 234,250.26 = 51,018.36 : x
  2. Step 2: Convert to fraction form
    156,236.28/234,250.26 = 51,018.36/x
  3. Step 3: Cross multiply
    156,236.28x = 234,250.26 × 51,018.36
  4. Step 4: Simplify right side
    156,236.28x = 11,951,064,094.77
  5. Step 5: Solve for x
    x = 11,951,064,094.77/156,236.28
  6. Step 6: Final answer
    x = 76,493.53

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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.