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Finding the Fourth Proportional to 176,591.96, 265,054.42 and 64,380.64

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Solution

The fourth proportional to 176,591.96, 265,054.42 and 64,380.64 is: 96,631.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,591.96 : 265,054.42 = 64,380.64 : x
  2. Step 2: Convert to fraction form
    176,591.96/265,054.42 = 64,380.64/x
  3. Step 3: Cross multiply
    176,591.96x = 265,054.42 × 64,380.64
  4. Step 4: Simplify right side
    176,591.96x = 17,064,373,194.43
  5. Step 5: Solve for x
    x = 17,064,373,194.43/176,591.96
  6. Step 6: Final answer
    x = 96,631.65

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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.