Home / 117,690.44-176,436.14-51,080.50

Finding the Fourth Proportional to 117,690.44, 176,436.14 and 51,080.50

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Solution

The fourth proportional to 117,690.44, 176,436.14 and 51,080.50 is: 76,577.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,690.44 : 176,436.14 = 51,080.50 : x
  2. Step 2: Convert to fraction form
    117,690.44/176,436.14 = 51,080.50/x
  3. Step 3: Cross multiply
    117,690.44x = 176,436.14 × 51,080.50
  4. Step 4: Simplify right side
    117,690.44x = 9,012,446,249.27
  5. Step 5: Solve for x
    x = 9,012,446,249.27/117,690.44
  6. Step 6: Final answer
    x = 76,577.56

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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.