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Finding the Fourth Proportional to 219,256.97, 302,575.50 and 118,654.97

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Solution

The fourth proportional to 219,256.97, 302,575.50 and 118,654.97 is: 163,744.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,256.97 : 302,575.50 = 118,654.97 : x
  2. Step 2: Convert to fraction form
    219,256.97/302,575.50 = 118,654.97/x
  3. Step 3: Cross multiply
    219,256.97x = 302,575.50 × 118,654.97
  4. Step 4: Simplify right side
    219,256.97x = 35,902,085,362.36
  5. Step 5: Solve for x
    x = 35,902,085,362.36/219,256.97
  6. Step 6: Final answer
    x = 163,744.33

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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.