Home / 119,704.59-165,184.74-65,986.65

Finding the Fourth Proportional to 119,704.59, 165,184.74 and 65,986.65

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Solution

The fourth proportional to 119,704.59, 165,184.74 and 65,986.65 is: 91,057.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,704.59 : 165,184.74 = 65,986.65 : x
  2. Step 2: Convert to fraction form
    119,704.59/165,184.74 = 65,986.65/x
  3. Step 3: Cross multiply
    119,704.59x = 165,184.74 × 65,986.65
  4. Step 4: Simplify right side
    119,704.59x = 10,899,987,623.72
  5. Step 5: Solve for x
    x = 10,899,987,623.72/119,704.59
  6. Step 6: Final answer
    x = 91,057.39

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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.