Home / 84,186.46-116,182.11-50,185.90

Finding the Fourth Proportional to 84,186.46, 116,182.11 and 50,185.90

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Solution

The fourth proportional to 84,186.46, 116,182.11 and 50,185.90 is: 69,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,186.46 : 116,182.11 = 50,185.90 : x
  2. Step 2: Convert to fraction form
    84,186.46/116,182.11 = 50,185.90/x
  3. Step 3: Cross multiply
    84,186.46x = 116,182.11 × 50,185.90
  4. Step 4: Simplify right side
    84,186.46x = 5,830,703,754.25
  5. Step 5: Solve for x
    x = 5,830,703,754.25/84,186.46
  6. Step 6: Final answer
    x = 69,259.40

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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.