Home / 134,796.64-186,019.97-74,367.26

Finding the Fourth Proportional to 134,796.64, 186,019.97 and 74,367.26

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Solution

The fourth proportional to 134,796.64, 186,019.97 and 74,367.26 is: 102,627.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,796.64 : 186,019.97 = 74,367.26 : x
  2. Step 2: Convert to fraction form
    134,796.64/186,019.97 = 74,367.26/x
  3. Step 3: Cross multiply
    134,796.64x = 186,019.97 × 74,367.26
  4. Step 4: Simplify right side
    134,796.64x = 13,833,795,474.18
  5. Step 5: Solve for x
    x = 13,833,795,474.18/134,796.64
  6. Step 6: Final answer
    x = 102,627.15

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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.