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Finding the Fourth Proportional to 117,952.65, 176,781.43 and 92,893.73

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Solution

The fourth proportional to 117,952.65, 176,781.43 and 92,893.73 is: 139,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,952.65 : 176,781.43 = 92,893.73 : x
  2. Step 2: Convert to fraction form
    117,952.65/176,781.43 = 92,893.73/x
  3. Step 3: Cross multiply
    117,952.65x = 176,781.43 × 92,893.73
  4. Step 4: Simplify right side
    117,952.65x = 16,421,886,427.43
  5. Step 5: Solve for x
    x = 16,421,886,427.43/117,952.65
  6. Step 6: Final answer
    x = 139,224.40

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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.