Home / 71,546.28-106,796.27-66,342.18

Finding the Fourth Proportional to 71,546.28, 106,796.27 and 66,342.18

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Solution

The fourth proportional to 71,546.28, 106,796.27 and 66,342.18 is: 99,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,546.28 : 106,796.27 = 66,342.18 : x
  2. Step 2: Convert to fraction form
    71,546.28/106,796.27 = 66,342.18/x
  3. Step 3: Cross multiply
    71,546.28x = 106,796.27 × 66,342.18
  4. Step 4: Simplify right side
    71,546.28x = 7,085,097,035.96
  5. Step 5: Solve for x
    x = 7,085,097,035.96/71,546.28
  6. Step 6: Final answer
    x = 99,028.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.