Home / 68,382.09-94,367.03-38,167.47

Finding the Fourth Proportional to 68,382.09, 94,367.03 and 38,167.47

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Solution

The fourth proportional to 68,382.09, 94,367.03 and 38,167.47 is: 52,670.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,382.09 : 94,367.03 = 38,167.47 : x
  2. Step 2: Convert to fraction form
    68,382.09/94,367.03 = 38,167.47/x
  3. Step 3: Cross multiply
    68,382.09x = 94,367.03 × 38,167.47
  4. Step 4: Simplify right side
    68,382.09x = 3,601,750,595.68
  5. Step 5: Solve for x
    x = 3,601,750,595.68/68,382.09
  6. Step 6: Final answer
    x = 52,670.96

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1.5x scale

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.