Home / 119,976.81-165,558.33-68,986.95

Finding the Fourth Proportional to 119,976.81, 165,558.33 and 68,986.95

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Solution

The fourth proportional to 119,976.81, 165,558.33 and 68,986.95 is: 95,196.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,976.81 : 165,558.33 = 68,986.95 : x
  2. Step 2: Convert to fraction form
    119,976.81/165,558.33 = 68,986.95/x
  3. Step 3: Cross multiply
    119,976.81x = 165,558.33 × 68,986.95
  4. Step 4: Simplify right side
    119,976.81x = 11,421,364,233.79
  5. Step 5: Solve for x
    x = 11,421,364,233.79/119,976.81
  6. Step 6: Final answer
    x = 95,196.43

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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.