Home / 156,148.28-234,174-56,295.56

Finding the Fourth Proportional to 156,148.28, 234,174 and 56,295.56

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Solution

The fourth proportional to 156,148.28, 234,174 and 56,295.56 is: 84,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,148.28 : 234,174 = 56,295.56 : x
  2. Step 2: Convert to fraction form
    156,148.28/234,174 = 56,295.56/x
  3. Step 3: Cross multiply
    156,148.28x = 234,174 × 56,295.56
  4. Step 4: Simplify right side
    156,148.28x = 13,182,956,467.44
  5. Step 5: Solve for x
    x = 13,182,956,467.44/156,148.28
  6. Step 6: Final answer
    x = 84,425.88

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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.