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Finding the Fourth Proportional to 220,307.44, 304,026.12 and 119,705.44

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Solution

The fourth proportional to 220,307.44, 304,026.12 and 119,705.44 is: 165,194.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,307.44 : 304,026.12 = 119,705.44 : x
  2. Step 2: Convert to fraction form
    220,307.44/304,026.12 = 119,705.44/x
  3. Step 3: Cross multiply
    220,307.44x = 304,026.12 × 119,705.44
  4. Step 4: Simplify right side
    220,307.44x = 36,393,580,466.09
  5. Step 5: Solve for x
    x = 36,393,580,466.09/220,307.44
  6. Step 6: Final answer
    x = 165,194.51

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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.