Home / 76,229.07-114,448.33-38,814.27

Finding the Fourth Proportional to 76,229.07, 114,448.33 and 38,814.27

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Solution

The fourth proportional to 76,229.07, 114,448.33 and 38,814.27 is: 58,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,229.07 : 114,448.33 = 38,814.27 : x
  2. Step 2: Convert to fraction form
    76,229.07/114,448.33 = 38,814.27/x
  3. Step 3: Cross multiply
    76,229.07x = 114,448.33 × 38,814.27
  4. Step 4: Simplify right side
    76,229.07x = 4,442,228,381.67
  5. Step 5: Solve for x
    x = 4,442,228,381.67/76,229.07
  6. Step 6: Final answer
    x = 58,274.73

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1.5x scale

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.