Home / 84,722.14-116,930.57-47,008.54

Finding the Fourth Proportional to 84,722.14, 116,930.57 and 47,008.54

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Solution

The fourth proportional to 84,722.14, 116,930.57 and 47,008.54 is: 64,879.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,722.14 : 116,930.57 = 47,008.54 : x
  2. Step 2: Convert to fraction form
    84,722.14/116,930.57 = 47,008.54/x
  3. Step 3: Cross multiply
    84,722.14x = 116,930.57 × 47,008.54
  4. Step 4: Simplify right side
    84,722.14x = 5,496,735,377.07
  5. Step 5: Solve for x
    x = 5,496,735,377.07/84,722.14
  6. Step 6: Final answer
    x = 64,879.56

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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.