Home / 84,371.82-116,433.13-46,131.40

Finding the Fourth Proportional to 84,371.82, 116,433.13 and 46,131.40

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Solution

The fourth proportional to 84,371.82, 116,433.13 and 46,131.40 is: 63,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,371.82 : 116,433.13 = 46,131.40 : x
  2. Step 2: Convert to fraction form
    84,371.82/116,433.13 = 46,131.40/x
  3. Step 3: Cross multiply
    84,371.82x = 116,433.13 × 46,131.40
  4. Step 4: Simplify right side
    84,371.82x = 5,371,222,887.91
  5. Step 5: Solve for x
    x = 5,371,222,887.91/84,371.82
  6. Step 6: Final answer
    x = 63,661.33

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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.