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Finding the Fourth Proportional to 179,616.96, 269,423.28 and 61,371

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Solution

The fourth proportional to 179,616.96, 269,423.28 and 61,371 is: 92,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,616.96 : 269,423.28 = 61,371 : x
  2. Step 2: Convert to fraction form
    179,616.96/269,423.28 = 61,371/x
  3. Step 3: Cross multiply
    179,616.96x = 269,423.28 × 61,371
  4. Step 4: Simplify right side
    179,616.96x = 16,534,776,116.88
  5. Step 5: Solve for x
    x = 16,534,776,116.88/179,616.96
  6. Step 6: Final answer
    x = 92,055.76

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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.