Home / 95,438.81-131,717.63-57,712.97

Finding the Fourth Proportional to 95,438.81, 131,717.63 and 57,712.97

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Solution

The fourth proportional to 95,438.81, 131,717.63 and 57,712.97 is: 79,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,438.81 : 131,717.63 = 57,712.97 : x
  2. Step 2: Convert to fraction form
    95,438.81/131,717.63 = 57,712.97/x
  3. Step 3: Cross multiply
    95,438.81x = 131,717.63 × 57,712.97
  4. Step 4: Simplify right side
    95,438.81x = 7,601,815,114.36
  5. Step 5: Solve for x
    x = 7,601,815,114.36/95,438.81
  6. Step 6: Final answer
    x = 79,651.20

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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.