Home / 117,665.82-176,427.51-47,463.12

Finding the Fourth Proportional to 117,665.82, 176,427.51 and 47,463.12

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Solution

The fourth proportional to 117,665.82, 176,427.51 and 47,463.12 is: 71,165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,665.82 : 176,427.51 = 47,463.12 : x
  2. Step 2: Convert to fraction form
    117,665.82/176,427.51 = 47,463.12/x
  3. Step 3: Cross multiply
    117,665.82x = 176,427.51 × 47,463.12
  4. Step 4: Simplify right side
    117,665.82x = 8,373,800,078.43
  5. Step 5: Solve for x
    x = 8,373,800,078.43/117,665.82
  6. Step 6: Final answer
    x = 71,165.95

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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.