Home / 164,673.72-227,249.73-89,222.22

Finding the Fourth Proportional to 164,673.72, 227,249.73 and 89,222.22

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Solution

The fourth proportional to 164,673.72, 227,249.73 and 89,222.22 is: 123,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,673.72 : 227,249.73 = 89,222.22 : x
  2. Step 2: Convert to fraction form
    164,673.72/227,249.73 = 89,222.22/x
  3. Step 3: Cross multiply
    164,673.72x = 227,249.73 × 89,222.22
  4. Step 4: Simplify right side
    164,673.72x = 20,275,725,405.00
  5. Step 5: Solve for x
    x = 20,275,725,405.00/164,673.72
  6. Step 6: Final answer
    x = 123,126.66

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1.5x scale

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.