Home / 75,114.53-112,668.37-25,190.79

Finding the Fourth Proportional to 75,114.53, 112,668.37 and 25,190.79

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Solution

The fourth proportional to 75,114.53, 112,668.37 and 25,190.79 is: 37,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,114.53 : 112,668.37 = 25,190.79 : x
  2. Step 2: Convert to fraction form
    75,114.53/112,668.37 = 25,190.79/x
  3. Step 3: Cross multiply
    75,114.53x = 112,668.37 × 25,190.79
  4. Step 4: Simplify right side
    75,114.53x = 2,838,204,762.83
  5. Step 5: Solve for x
    x = 2,838,204,762.83/75,114.53
  6. Step 6: Final answer
    x = 37,785.03

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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.