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Finding the Fourth Proportional to 223,630.92, 335,601.90 and 144,549

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Solution

The fourth proportional to 223,630.92, 335,601.90 and 144,549 is: 216,924.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,630.92 : 335,601.90 = 144,549 : x
  2. Step 2: Convert to fraction form
    223,630.92/335,601.90 = 144,549/x
  3. Step 3: Cross multiply
    223,630.92x = 335,601.90 × 144,549
  4. Step 4: Simplify right side
    223,630.92x = 48,510,919,043.10
  5. Step 5: Solve for x
    x = 48,510,919,043.10/223,630.92
  6. Step 6: Final answer
    x = 216,924.02

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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.