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Finding the Fourth Proportional to 220,295.80, 304,004.44 and 119,693.08

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Solution

The fourth proportional to 220,295.80, 304,004.44 and 119,693.08 is: 165,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,295.80 : 304,004.44 = 119,693.08 : x
  2. Step 2: Convert to fraction form
    220,295.80/304,004.44 = 119,693.08/x
  3. Step 3: Cross multiply
    220,295.80x = 304,004.44 × 119,693.08
  4. Step 4: Simplify right side
    220,295.80x = 36,387,227,757.28
  5. Step 5: Solve for x
    x = 36,387,227,757.28/220,295.80
  6. Step 6: Final answer
    x = 165,174.41

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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.