Home / 68,339.22-94,310.46-39,656.67

Finding the Fourth Proportional to 68,339.22, 94,310.46 and 39,656.67

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Solution

The fourth proportional to 68,339.22, 94,310.46 and 39,656.67 is: 54,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,339.22 : 94,310.46 = 39,656.67 : x
  2. Step 2: Convert to fraction form
    68,339.22/94,310.46 = 39,656.67/x
  3. Step 3: Cross multiply
    68,339.22x = 94,310.46 × 39,656.67
  4. Step 4: Simplify right side
    68,339.22x = 3,740,038,789.77
  5. Step 5: Solve for x
    x = 3,740,038,789.77/68,339.22
  6. Step 6: Final answer
    x = 54,727.56

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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.