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Finding the Fourth Proportional to 264,014.56, 364,193.04 and 156,481.12

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Solution

The fourth proportional to 264,014.56, 364,193.04 and 156,481.12 is: 215,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,014.56 : 364,193.04 = 156,481.12 : x
  2. Step 2: Convert to fraction form
    264,014.56/364,193.04 = 156,481.12/x
  3. Step 3: Cross multiply
    264,014.56x = 364,193.04 × 156,481.12
  4. Step 4: Simplify right side
    264,014.56x = 56,989,334,795.40
  5. Step 5: Solve for x
    x = 56,989,334,795.40/264,014.56
  6. Step 6: Final answer
    x = 215,856.79

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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.