Home / 84,679.11-116,858.78-46,436.23

Finding the Fourth Proportional to 84,679.11, 116,858.78 and 46,436.23

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Solution

The fourth proportional to 84,679.11, 116,858.78 and 46,436.23 is: 64,082.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,679.11 : 116,858.78 = 46,436.23 : x
  2. Step 2: Convert to fraction form
    84,679.11/116,858.78 = 46,436.23/x
  3. Step 3: Cross multiply
    84,679.11x = 116,858.78 × 46,436.23
  4. Step 4: Simplify right side
    84,679.11x = 5,426,481,143.03
  5. Step 5: Solve for x
    x = 5,426,481,143.03/84,679.11
  6. Step 6: Final answer
    x = 64,082.88

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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.