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Finding the Fourth Proportional to 179,897.64, 248,027.96 and 147,512.94

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Solution

The fourth proportional to 179,897.64, 248,027.96 and 147,512.94 is: 203,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,897.64 : 248,027.96 = 147,512.94 : x
  2. Step 2: Convert to fraction form
    179,897.64/248,027.96 = 147,512.94/x
  3. Step 3: Cross multiply
    179,897.64x = 248,027.96 × 147,512.94
  4. Step 4: Simplify right side
    179,897.64x = 36,587,333,581.80
  5. Step 5: Solve for x
    x = 36,587,333,581.80/179,897.64
  6. Step 6: Final answer
    x = 203,378.62

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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.