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Finding the Fourth Proportional to 219,525.88, 302,944.68 and 118,923.88

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Solution

The fourth proportional to 219,525.88, 302,944.68 and 118,923.88 is: 164,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,525.88 : 302,944.68 = 118,923.88 : x
  2. Step 2: Convert to fraction form
    219,525.88/302,944.68 = 118,923.88/x
  3. Step 3: Cross multiply
    219,525.88x = 302,944.68 × 118,923.88
  4. Step 4: Simplify right side
    219,525.88x = 36,027,356,770.96
  5. Step 5: Solve for x
    x = 36,027,356,770.96/219,525.88
  6. Step 6: Final answer
    x = 164,114.39

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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.