Home / 142,534.26-196,718.14-82,093.28

Finding the Fourth Proportional to 142,534.26, 196,718.14 and 82,093.28

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Solution

The fourth proportional to 142,534.26, 196,718.14 and 82,093.28 is: 113,300.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,534.26 : 196,718.14 = 82,093.28 : x
  2. Step 2: Convert to fraction form
    142,534.26/196,718.14 = 82,093.28/x
  3. Step 3: Cross multiply
    142,534.26x = 196,718.14 × 82,093.28
  4. Step 4: Simplify right side
    142,534.26x = 16,149,237,348.10
  5. Step 5: Solve for x
    x = 16,149,237,348.10/142,534.26
  6. Step 6: Final answer
    x = 113,300.74

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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.