Home / 134,121.03-201,196.13-49,871.31

Finding the Fourth Proportional to 134,121.03, 201,196.13 and 49,871.31

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Solution

The fourth proportional to 134,121.03, 201,196.13 and 49,871.31 is: 74,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,121.03 : 201,196.13 = 49,871.31 : x
  2. Step 2: Convert to fraction form
    134,121.03/201,196.13 = 49,871.31/x
  3. Step 3: Cross multiply
    134,121.03x = 201,196.13 × 49,871.31
  4. Step 4: Simplify right side
    134,121.03x = 10,033,914,320.67
  5. Step 5: Solve for x
    x = 10,033,914,320.67/134,121.03
  6. Step 6: Final answer
    x = 74,812.39

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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.