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Finding the Fourth Proportional to 117,585.63, 176,257.62 and 46,479.38

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Solution

The fourth proportional to 117,585.63, 176,257.62 and 46,479.38 is: 69,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,585.63 : 176,257.62 = 46,479.38 : x
  2. Step 2: Convert to fraction form
    117,585.63/176,257.62 = 46,479.38/x
  3. Step 3: Cross multiply
    117,585.63x = 176,257.62 × 46,479.38
  4. Step 4: Simplify right side
    117,585.63x = 8,192,344,016.59
  5. Step 5: Solve for x
    x = 8,192,344,016.59/117,585.63
  6. Step 6: Final answer
    x = 69,671.30

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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.