Home / 84,431.39-116,513.71-46,705.64

Finding the Fourth Proportional to 84,431.39, 116,513.71 and 46,705.64

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Solution

The fourth proportional to 84,431.39, 116,513.71 and 46,705.64 is: 64,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,431.39 : 116,513.71 = 46,705.64 : x
  2. Step 2: Convert to fraction form
    84,431.39/116,513.71 = 46,705.64/x
  3. Step 3: Cross multiply
    84,431.39x = 116,513.71 × 46,705.64
  4. Step 4: Simplify right side
    84,431.39x = 5,441,846,694.99
  5. Step 5: Solve for x
    x = 5,441,846,694.99/84,431.39
  6. Step 6: Final answer
    x = 64,452.89

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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.