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Finding the Fourth Proportional to 221,964.64, 332,903.52 and 184,763.68

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Solution

The fourth proportional to 221,964.64, 332,903.52 and 184,763.68 is: 277,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,964.64 : 332,903.52 = 184,763.68 : x
  2. Step 2: Convert to fraction form
    221,964.64/332,903.52 = 184,763.68/x
  3. Step 3: Cross multiply
    221,964.64x = 332,903.52 × 184,763.68
  4. Step 4: Simplify right side
    221,964.64x = 61,508,479,440.15
  5. Step 5: Solve for x
    x = 61,508,479,440.15/221,964.64
  6. Step 6: Final answer
    x = 277,109.36

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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.