Home / 156,343.64-234,427.98-51,134.36

Finding the Fourth Proportional to 156,343.64, 234,427.98 and 51,134.36

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Solution

The fourth proportional to 156,343.64, 234,427.98 and 51,134.36 is: 76,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,343.64 : 234,427.98 = 51,134.36 : x
  2. Step 2: Convert to fraction form
    156,343.64/234,427.98 = 51,134.36/x
  3. Step 3: Cross multiply
    156,343.64x = 234,427.98 × 51,134.36
  4. Step 4: Simplify right side
    156,343.64x = 11,987,324,723.39
  5. Step 5: Solve for x
    x = 11,987,324,723.39/156,343.64
  6. Step 6: Final answer
    x = 76,672.93

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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.