Home / 164,732.21-227,328.41-89,279.09

Finding the Fourth Proportional to 164,732.21, 227,328.41 and 89,279.09

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Solution

The fourth proportional to 164,732.21, 227,328.41 and 89,279.09 is: 123,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,732.21 : 227,328.41 = 89,279.09 : x
  2. Step 2: Convert to fraction form
    164,732.21/227,328.41 = 89,279.09/x
  3. Step 3: Cross multiply
    164,732.21x = 227,328.41 × 89,279.09
  4. Step 4: Simplify right side
    164,732.21x = 20,295,671,992.91
  5. Step 5: Solve for x
    x = 20,295,671,992.91/164,732.21
  6. Step 6: Final answer
    x = 123,204.03

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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.