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Finding the Fourth Proportional to 84,755.47, 116,966.22 and 50,757.46

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Solution

The fourth proportional to 84,755.47, 116,966.22 and 50,757.46 is: 70,047.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,755.47 : 116,966.22 = 50,757.46 : x
  2. Step 2: Convert to fraction form
    84,755.47/116,966.22 = 50,757.46/x
  3. Step 3: Cross multiply
    84,755.47x = 116,966.22 × 50,757.46
  4. Step 4: Simplify right side
    84,755.47x = 5,936,908,233.00
  5. Step 5: Solve for x
    x = 5,936,908,233.00/84,755.47
  6. Step 6: Final answer
    x = 70,047.49

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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.