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Finding the Fourth Proportional to 223,425.54, 308,292.86 and 132,747.94

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Solution

The fourth proportional to 223,425.54, 308,292.86 and 132,747.94 is: 183,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,425.54 : 308,292.86 = 132,747.94 : x
  2. Step 2: Convert to fraction form
    223,425.54/308,292.86 = 132,747.94/x
  3. Step 3: Cross multiply
    223,425.54x = 308,292.86 × 132,747.94
  4. Step 4: Simplify right side
    223,425.54x = 40,925,242,081.71
  5. Step 5: Solve for x
    x = 40,925,242,081.71/223,425.54
  6. Step 6: Final answer
    x = 183,171.73

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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.