Home / 272,845.35-409,168.25-104,282.33

Finding the Fourth Proportional to 272,845.35, 409,168.25 and 104,282.33

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Solution

The fourth proportional to 272,845.35, 409,168.25 and 104,282.33 is: 156,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,845.35 : 409,168.25 = 104,282.33 : x
  2. Step 2: Convert to fraction form
    272,845.35/409,168.25 = 104,282.33/x
  3. Step 3: Cross multiply
    272,845.35x = 409,168.25 × 104,282.33
  4. Step 4: Simplify right side
    272,845.35x = 42,669,015,904.77
  5. Step 5: Solve for x
    x = 42,669,015,904.77/272,845.35
  6. Step 6: Final answer
    x = 156,385.35

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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.