Home / 142,562.04-196,750.26-82,134.96

Finding the Fourth Proportional to 142,562.04, 196,750.26 and 82,134.96

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Solution

The fourth proportional to 142,562.04, 196,750.26 and 82,134.96 is: 113,354.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,562.04 : 196,750.26 = 82,134.96 : x
  2. Step 2: Convert to fraction form
    142,562.04/196,750.26 = 82,134.96/x
  3. Step 3: Cross multiply
    142,562.04x = 196,750.26 × 82,134.96
  4. Step 4: Simplify right side
    142,562.04x = 16,160,074,735.09
  5. Step 5: Solve for x
    x = 16,160,074,735.09/142,562.04
  6. Step 6: Final answer
    x = 113,354.68

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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.