Home / 95,146.12-142,735.68-31,972.41

Finding the Fourth Proportional to 95,146.12, 142,735.68 and 31,972.41

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Solution

The fourth proportional to 95,146.12, 142,735.68 and 31,972.41 is: 47,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,146.12 : 142,735.68 = 31,972.41 : x
  2. Step 2: Convert to fraction form
    95,146.12/142,735.68 = 31,972.41/x
  3. Step 3: Cross multiply
    95,146.12x = 142,735.68 × 31,972.41
  4. Step 4: Simplify right side
    95,146.12x = 4,563,603,682.59
  5. Step 5: Solve for x
    x = 4,563,603,682.59/95,146.12
  6. Step 6: Final answer
    x = 47,964.16

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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.