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Finding the Fourth Proportional to 179,958.10, 269,548.35 and 156,630.10

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Solution

The fourth proportional to 179,958.10, 269,548.35 and 156,630.10 is: 234,606.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,958.10 : 269,548.35 = 156,630.10 : x
  2. Step 2: Convert to fraction form
    179,958.10/269,548.35 = 156,630.10/x
  3. Step 3: Cross multiply
    179,958.10x = 269,548.35 × 156,630.10
  4. Step 4: Simplify right side
    179,958.10x = 42,219,385,015.34
  5. Step 5: Solve for x
    x = 42,219,385,015.34/179,958.10
  6. Step 6: Final answer
    x = 234,606.75

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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.