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Finding the Fourth Proportional to 117,835.87, 176,781.49 and 38,950.10

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Solution

The fourth proportional to 117,835.87, 176,781.49 and 38,950.10 is: 58,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,835.87 : 176,781.49 = 38,950.10 : x
  2. Step 2: Convert to fraction form
    117,835.87/176,781.49 = 38,950.10/x
  3. Step 3: Cross multiply
    117,835.87x = 176,781.49 × 38,950.10
  4. Step 4: Simplify right side
    117,835.87x = 6,885,655,634.99
  5. Step 5: Solve for x
    x = 6,885,655,634.99/117,835.87
  6. Step 6: Final answer
    x = 58,434.29

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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.