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Finding the Fourth Proportional to 163,992.60, 226,228.14 and 110,279.88

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Solution

The fourth proportional to 163,992.60, 226,228.14 and 110,279.88 is: 152,131.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,992.60 : 226,228.14 = 110,279.88 : x
  2. Step 2: Convert to fraction form
    163,992.60/226,228.14 = 110,279.88/x
  3. Step 3: Cross multiply
    163,992.60x = 226,228.14 × 110,279.88
  4. Step 4: Simplify right side
    163,992.60x = 24,948,412,131.82
  5. Step 5: Solve for x
    x = 24,948,412,131.82/163,992.60
  6. Step 6: Final answer
    x = 152,131.33

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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.