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Finding the Fourth Proportional to 55,956.54, 83,904.10 and 22,188.34

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Solution

The fourth proportional to 55,956.54, 83,904.10 and 22,188.34 is: 33,270.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,956.54 : 83,904.10 = 22,188.34 : x
  2. Step 2: Convert to fraction form
    55,956.54/83,904.10 = 22,188.34/x
  3. Step 3: Cross multiply
    55,956.54x = 83,904.10 × 22,188.34
  4. Step 4: Simplify right side
    55,956.54x = 1,861,692,698.19
  5. Step 5: Solve for x
    x = 1,861,692,698.19/55,956.54
  6. Step 6: Final answer
    x = 33,270.33

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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.