Home / 156,372.30-234,558.36-109,832.94

Finding the Fourth Proportional to 156,372.30, 234,558.36 and 109,832.94

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Solution

The fourth proportional to 156,372.30, 234,558.36 and 109,832.94 is: 164,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,372.30 : 234,558.36 = 109,832.94 : x
  2. Step 2: Convert to fraction form
    156,372.30/234,558.36 = 109,832.94/x
  3. Step 3: Cross multiply
    156,372.30x = 234,558.36 × 109,832.94
  4. Step 4: Simplify right side
    156,372.30x = 25,762,234,280.38
  5. Step 5: Solve for x
    x = 25,762,234,280.38/156,372.30
  6. Step 6: Final answer
    x = 164,749.35

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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.