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Finding the Fourth Proportional to 119,653.96, 179,564.22 and 49,533.64

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Solution

The fourth proportional to 119,653.96, 179,564.22 and 49,533.64 is: 74,334.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,653.96 : 179,564.22 = 49,533.64 : x
  2. Step 2: Convert to fraction form
    119,653.96/179,564.22 = 49,533.64/x
  3. Step 3: Cross multiply
    119,653.96x = 179,564.22 × 49,533.64
  4. Step 4: Simplify right side
    119,653.96x = 8,894,469,430.36
  5. Step 5: Solve for x
    x = 8,894,469,430.36/119,653.96
  6. Step 6: Final answer
    x = 74,334.94

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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.