Home / 84,217.05-116,218.76-46,491.21

Finding the Fourth Proportional to 84,217.05, 116,218.76 and 46,491.21

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Solution

The fourth proportional to 84,217.05, 116,218.76 and 46,491.21 is: 64,157.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,217.05 : 116,218.76 = 46,491.21 : x
  2. Step 2: Convert to fraction form
    84,217.05/116,218.76 = 46,491.21/x
  3. Step 3: Cross multiply
    84,217.05x = 116,218.76 × 46,491.21
  4. Step 4: Simplify right side
    84,217.05x = 5,403,150,544.64
  5. Step 5: Solve for x
    x = 5,403,150,544.64/84,217.05
  6. Step 6: Final answer
    x = 64,157.44

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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.