Home / 164,078.76-226,428.69-88,627.26

Finding the Fourth Proportional to 164,078.76, 226,428.69 and 88,627.26

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Solution

The fourth proportional to 164,078.76, 226,428.69 and 88,627.26 is: 122,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,078.76 : 226,428.69 = 88,627.26 : x
  2. Step 2: Convert to fraction form
    164,078.76/226,428.69 = 88,627.26/x
  3. Step 3: Cross multiply
    164,078.76x = 226,428.69 × 88,627.26
  4. Step 4: Simplify right side
    164,078.76x = 20,067,754,380.09
  5. Step 5: Solve for x
    x = 20,067,754,380.09/164,078.76
  6. Step 6: Final answer
    x = 122,305.62

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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.