Home / 164,078.31-226,428.11-88,626.81

Finding the Fourth Proportional to 164,078.31, 226,428.11 and 88,626.81

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Solution

The fourth proportional to 164,078.31, 226,428.11 and 88,626.81 is: 122,305.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,078.31 : 226,428.11 = 88,626.81 : x
  2. Step 2: Convert to fraction form
    164,078.31/226,428.11 = 88,626.81/x
  3. Step 3: Cross multiply
    164,078.31x = 226,428.11 × 88,626.81
  4. Step 4: Simplify right side
    164,078.31x = 20,067,601,083.63
  5. Step 5: Solve for x
    x = 20,067,601,083.63/164,078.31
  6. Step 6: Final answer
    x = 122,305.02

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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.