Home / 142,535.38-196,719.70-82,094.26

Finding the Fourth Proportional to 142,535.38, 196,719.70 and 82,094.26

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Solution

The fourth proportional to 142,535.38, 196,719.70 and 82,094.26 is: 113,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,535.38 : 196,719.70 = 82,094.26 : x
  2. Step 2: Convert to fraction form
    142,535.38/196,719.70 = 82,094.26/x
  3. Step 3: Cross multiply
    142,535.38x = 196,719.70 × 82,094.26
  4. Step 4: Simplify right side
    142,535.38x = 16,149,558,198.92
  5. Step 5: Solve for x
    x = 16,149,558,198.92/142,535.38
  6. Step 6: Final answer
    x = 113,302.10

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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.