Home / 95,133.04-131,284.56-57,400

Finding the Fourth Proportional to 95,133.04, 131,284.56 and 57,400

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Solution

The fourth proportional to 95,133.04, 131,284.56 and 57,400 is: 79,212.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,133.04 : 131,284.56 = 57,400 : x
  2. Step 2: Convert to fraction form
    95,133.04/131,284.56 = 57,400/x
  3. Step 3: Cross multiply
    95,133.04x = 131,284.56 × 57,400
  4. Step 4: Simplify right side
    95,133.04x = 7,535,733,744
  5. Step 5: Solve for x
    x = 7,535,733,744/95,133.04
  6. Step 6: Final answer
    x = 79,212.58

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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.