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Finding the Fourth Proportional to 220,874.67, 330,846.53 and 101,032.54

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Solution

The fourth proportional to 220,874.67, 330,846.53 and 101,032.54 is: 151,335.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,874.67 : 330,846.53 = 101,032.54 : x
  2. Step 2: Convert to fraction form
    220,874.67/330,846.53 = 101,032.54/x
  3. Step 3: Cross multiply
    220,874.67x = 330,846.53 × 101,032.54
  4. Step 4: Simplify right side
    220,874.67x = 33,426,263,943.81
  5. Step 5: Solve for x
    x = 33,426,263,943.81/220,874.67
  6. Step 6: Final answer
    x = 151,335.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.