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Finding the Fourth Proportional to 220,554.48, 304,365.96 and 119,952.48

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Solution

The fourth proportional to 220,554.48, 304,365.96 and 119,952.48 is: 165,534.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,554.48 : 304,365.96 = 119,952.48 : x
  2. Step 2: Convert to fraction form
    220,554.48/304,365.96 = 119,952.48/x
  3. Step 3: Cross multiply
    220,554.48x = 304,365.96 × 119,952.48
  4. Step 4: Simplify right side
    220,554.48x = 36,509,451,729.58
  5. Step 5: Solve for x
    x = 36,509,451,729.58/220,554.48
  6. Step 6: Final answer
    x = 165,534.85

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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.