Home / 134,736.20-201,841.76-82,014.92

Finding the Fourth Proportional to 134,736.20, 201,841.76 and 82,014.92

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Solution

The fourth proportional to 134,736.20, 201,841.76 and 82,014.92 is: 122,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,736.20 : 201,841.76 = 82,014.92 : x
  2. Step 2: Convert to fraction form
    134,736.20/201,841.76 = 82,014.92/x
  3. Step 3: Cross multiply
    134,736.20x = 201,841.76 × 82,014.92
  4. Step 4: Simplify right side
    134,736.20x = 16,554,035,799.06
  5. Step 5: Solve for x
    x = 16,554,035,799.06/134,736.20
  6. Step 6: Final answer
    x = 122,862.57

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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.