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Finding the Fourth Proportional to 164,341.52, 226,786.70 and 92,728.21

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Solution

The fourth proportional to 164,341.52, 226,786.70 and 92,728.21 is: 127,962.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,341.52 : 226,786.70 = 92,728.21 : x
  2. Step 2: Convert to fraction form
    164,341.52/226,786.70 = 92,728.21/x
  3. Step 3: Cross multiply
    164,341.52x = 226,786.70 × 92,728.21
  4. Step 4: Simplify right side
    164,341.52x = 21,029,524,832.89
  5. Step 5: Solve for x
    x = 21,029,524,832.89/164,341.52
  6. Step 6: Final answer
    x = 127,962.33

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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.