Home / 76,222.89-114,273.28-36,221.80

Finding the Fourth Proportional to 76,222.89, 114,273.28 and 36,221.80

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Solution

The fourth proportional to 76,222.89, 114,273.28 and 36,221.80 is: 54,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,222.89 : 114,273.28 = 36,221.80 : x
  2. Step 2: Convert to fraction form
    76,222.89/114,273.28 = 36,221.80/x
  3. Step 3: Cross multiply
    76,222.89x = 114,273.28 × 36,221.80
  4. Step 4: Simplify right side
    76,222.89x = 4,139,183,867.36
  5. Step 5: Solve for x
    x = 4,139,183,867.36/76,222.89
  6. Step 6: Final answer
    x = 54,303.69

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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.