Home / 85,324.58-117,746.96-47,084.42

Finding the Fourth Proportional to 85,324.58, 117,746.96 and 47,084.42

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Solution

The fourth proportional to 85,324.58, 117,746.96 and 47,084.42 is: 64,975.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,324.58 : 117,746.96 = 47,084.42 : x
  2. Step 2: Convert to fraction form
    85,324.58/117,746.96 = 47,084.42/x
  3. Step 3: Cross multiply
    85,324.58x = 117,746.96 × 47,084.42
  4. Step 4: Simplify right side
    85,324.58x = 5,544,046,494.21
  5. Step 5: Solve for x
    x = 5,544,046,494.21/85,324.58
  6. Step 6: Final answer
    x = 64,975.96

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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.