Home / 116,148.87-174,213.72-82,274.96

Finding the Fourth Proportional to 116,148.87, 174,213.72 and 82,274.96

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Solution

The fourth proportional to 116,148.87, 174,213.72 and 82,274.96 is: 123,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,148.87 : 174,213.72 = 82,274.96 : x
  2. Step 2: Convert to fraction form
    116,148.87/174,213.72 = 82,274.96/x
  3. Step 3: Cross multiply
    116,148.87x = 174,213.72 × 82,274.96
  4. Step 4: Simplify right side
    116,148.87x = 14,333,427,279.99
  5. Step 5: Solve for x
    x = 14,333,427,279.99/116,148.87
  6. Step 6: Final answer
    x = 123,405.65

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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.