Home / 117,977.88-176,993.10-43,097.91

Finding the Fourth Proportional to 117,977.88, 176,993.10 and 43,097.91

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Solution

The fourth proportional to 117,977.88, 176,993.10 and 43,097.91 is: 64,656.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,977.88 : 176,993.10 = 43,097.91 : x
  2. Step 2: Convert to fraction form
    117,977.88/176,993.10 = 43,097.91/x
  3. Step 3: Cross multiply
    117,977.88x = 176,993.10 × 43,097.91
  4. Step 4: Simplify right side
    117,977.88x = 7,628,032,694.42
  5. Step 5: Solve for x
    x = 7,628,032,694.42/117,977.88
  6. Step 6: Final answer
    x = 64,656.47

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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.