Home / 134,584.71-185,668.53-80,106.33

Finding the Fourth Proportional to 134,584.71, 185,668.53 and 80,106.33

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Solution

The fourth proportional to 134,584.71, 185,668.53 and 80,106.33 is: 110,511.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,584.71 : 185,668.53 = 80,106.33 : x
  2. Step 2: Convert to fraction form
    134,584.71/185,668.53 = 80,106.33/x
  3. Step 3: Cross multiply
    134,584.71x = 185,668.53 × 80,106.33
  4. Step 4: Simplify right side
    134,584.71x = 14,873,224,534.79
  5. Step 5: Solve for x
    x = 14,873,224,534.79/134,584.71
  6. Step 6: Final answer
    x = 110,511.99

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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.