Home / 164,172.11-226,557.62-88,720.61

Finding the Fourth Proportional to 164,172.11, 226,557.62 and 88,720.61

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Solution

The fourth proportional to 164,172.11, 226,557.62 and 88,720.61 is: 122,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,172.11 : 226,557.62 = 88,720.61 : x
  2. Step 2: Convert to fraction form
    164,172.11/226,557.62 = 88,720.61/x
  3. Step 3: Cross multiply
    164,172.11x = 226,557.62 × 88,720.61
  4. Step 4: Simplify right side
    164,172.11x = 20,100,329,335.56
  5. Step 5: Solve for x
    x = 20,100,329,335.56/164,172.11
  6. Step 6: Final answer
    x = 122,434.50

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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.