Home / 84,091.34-116,040.12-46,364.78

Finding the Fourth Proportional to 84,091.34, 116,040.12 and 46,364.78

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Solution

The fourth proportional to 84,091.34, 116,040.12 and 46,364.78 is: 63,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,091.34 : 116,040.12 = 46,364.78 : x
  2. Step 2: Convert to fraction form
    84,091.34/116,040.12 = 46,364.78/x
  3. Step 3: Cross multiply
    84,091.34x = 116,040.12 × 46,364.78
  4. Step 4: Simplify right side
    84,091.34x = 5,380,174,634.97
  5. Step 5: Solve for x
    x = 5,380,174,634.97/84,091.34
  6. Step 6: Final answer
    x = 63,980.13

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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.