Home / 117,912.24-176,815.44-51,319.44

Finding the Fourth Proportional to 117,912.24, 176,815.44 and 51,319.44

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Solution

The fourth proportional to 117,912.24, 176,815.44 and 51,319.44 is: 76,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,912.24 : 176,815.44 = 51,319.44 : x
  2. Step 2: Convert to fraction form
    117,912.24/176,815.44 = 51,319.44/x
  3. Step 3: Cross multiply
    117,912.24x = 176,815.44 × 51,319.44
  4. Step 4: Simplify right side
    117,912.24x = 9,074,069,364.15
  5. Step 5: Solve for x
    x = 9,074,069,364.15/117,912.24
  6. Step 6: Final answer
    x = 76,956.13

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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.