Home / 134,936.49-202,528.22-68,422.53

Finding the Fourth Proportional to 134,936.49, 202,528.22 and 68,422.53

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Solution

The fourth proportional to 134,936.49, 202,528.22 and 68,422.53 is: 102,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,936.49 : 202,528.22 = 68,422.53 : x
  2. Step 2: Convert to fraction form
    134,936.49/202,528.22 = 68,422.53/x
  3. Step 3: Cross multiply
    134,936.49x = 202,528.22 × 68,422.53
  4. Step 4: Simplify right side
    134,936.49x = 13,857,492,866.68
  5. Step 5: Solve for x
    x = 13,857,492,866.68/134,936.49
  6. Step 6: Final answer
    x = 102,696.41

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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.