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Finding the Fourth Proportional to 119,794.77, 179,539.49 and 63,661.77

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Solution

The fourth proportional to 119,794.77, 179,539.49 and 63,661.77 is: 95,411.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,794.77 : 179,539.49 = 63,661.77 : x
  2. Step 2: Convert to fraction form
    119,794.77/179,539.49 = 63,661.77/x
  3. Step 3: Cross multiply
    119,794.77x = 179,539.49 × 63,661.77
  4. Step 4: Simplify right side
    119,794.77x = 11,429,801,877.45
  5. Step 5: Solve for x
    x = 11,429,801,877.45/119,794.77
  6. Step 6: Final answer
    x = 95,411.53

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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.