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Finding the Fourth Proportional to 220,001.89, 303,602.73 and 119,399.89

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Solution

The fourth proportional to 220,001.89, 303,602.73 and 119,399.89 is: 164,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,001.89 : 303,602.73 = 119,399.89 : x
  2. Step 2: Convert to fraction form
    220,001.89/303,602.73 = 119,399.89/x
  3. Step 3: Cross multiply
    220,001.89x = 303,602.73 × 119,399.89
  4. Step 4: Simplify right side
    220,001.89x = 36,250,132,260.82
  5. Step 5: Solve for x
    x = 36,250,132,260.82/220,001.89
  6. Step 6: Final answer
    x = 164,771.91

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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.