Home / 86,274.96-119,081.61-67,150.32

Finding the Fourth Proportional to 86,274.96, 119,081.61 and 67,150.32

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Solution

The fourth proportional to 86,274.96, 119,081.61 and 67,150.32 is: 92,684.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,274.96 : 119,081.61 = 67,150.32 : x
  2. Step 2: Convert to fraction form
    86,274.96/119,081.61 = 67,150.32/x
  3. Step 3: Cross multiply
    86,274.96x = 119,081.61 × 67,150.32
  4. Step 4: Simplify right side
    86,274.96x = 7,996,368,217.62
  5. Step 5: Solve for x
    x = 7,996,368,217.62/86,274.96
  6. Step 6: Final answer
    x = 92,684.69

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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.