Home / 134,517.87-201,883.37-75,342.51

Finding the Fourth Proportional to 134,517.87, 201,883.37 and 75,342.51

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Solution

The fourth proportional to 134,517.87, 201,883.37 and 75,342.51 is: 113,073.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,517.87 : 201,883.37 = 75,342.51 : x
  2. Step 2: Convert to fraction form
    134,517.87/201,883.37 = 75,342.51/x
  3. Step 3: Cross multiply
    134,517.87x = 201,883.37 × 75,342.51
  4. Step 4: Simplify right side
    134,517.87x = 15,210,399,446.35
  5. Step 5: Solve for x
    x = 15,210,399,446.35/134,517.87
  6. Step 6: Final answer
    x = 113,073.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.