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Finding the Fourth Proportional to 164,206.68, 226,604.88 and 88,755

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Solution

The fourth proportional to 164,206.68, 226,604.88 and 88,755 is: 122,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,206.68 : 226,604.88 = 88,755 : x
  2. Step 2: Convert to fraction form
    164,206.68/226,604.88 = 88,755/x
  3. Step 3: Cross multiply
    164,206.68x = 226,604.88 × 88,755
  4. Step 4: Simplify right side
    164,206.68x = 20,112,316,124.40
  5. Step 5: Solve for x
    x = 20,112,316,124.40/164,206.68
  6. Step 6: Final answer
    x = 122,481.72

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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.