Home / 164,272.28-226,695.82-88,820.78

Finding the Fourth Proportional to 164,272.28, 226,695.82 and 88,820.78

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Solution

The fourth proportional to 164,272.28, 226,695.82 and 88,820.78 is: 122,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,272.28 : 226,695.82 = 88,820.78 : x
  2. Step 2: Convert to fraction form
    164,272.28/226,695.82 = 88,820.78/x
  3. Step 3: Cross multiply
    164,272.28x = 226,695.82 × 88,820.78
  4. Step 4: Simplify right side
    164,272.28x = 20,135,299,555.14
  5. Step 5: Solve for x
    x = 20,135,299,555.14/164,272.28
  6. Step 6: Final answer
    x = 122,572.72

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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.