Home / 117,887.87-176,732.59-51,277.83

Finding the Fourth Proportional to 117,887.87, 176,732.59 and 51,277.83

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Solution

The fourth proportional to 117,887.87, 176,732.59 and 51,277.83 is: 76,873.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,887.87 : 176,732.59 = 51,277.83 : x
  2. Step 2: Convert to fraction form
    117,887.87/176,732.59 = 51,277.83/x
  3. Step 3: Cross multiply
    117,887.87x = 176,732.59 × 51,277.83
  4. Step 4: Simplify right side
    117,887.87x = 9,062,463,705.48
  5. Step 5: Solve for x
    x = 9,062,463,705.48/117,887.87
  6. Step 6: Final answer
    x = 76,873.59

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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.