Home / 355,226.22-532,923.06-115,321.64

Finding the Fourth Proportional to 355,226.22, 532,923.06 and 115,321.64

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Solution

The fourth proportional to 355,226.22, 532,923.06 and 115,321.64 is: 173,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,226.22 : 532,923.06 = 115,321.64 : x
  2. Step 2: Convert to fraction form
    355,226.22/532,923.06 = 115,321.64/x
  3. Step 3: Cross multiply
    355,226.22x = 532,923.06 × 115,321.64
  4. Step 4: Simplify right side
    355,226.22x = 61,457,561,273.02
  5. Step 5: Solve for x
    x = 61,457,561,273.02/355,226.22
  6. Step 6: Final answer
    x = 173,009.64

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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.