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Finding the Fourth Proportional to 117,771.94, 176,663.38 and 37,813.17

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Solution

The fourth proportional to 117,771.94, 176,663.38 and 37,813.17 is: 56,721.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,771.94 : 176,663.38 = 37,813.17 : x
  2. Step 2: Convert to fraction form
    117,771.94/176,663.38 = 37,813.17/x
  3. Step 3: Cross multiply
    117,771.94x = 176,663.38 × 37,813.17
  4. Step 4: Simplify right side
    117,771.94x = 6,680,202,420.71
  5. Step 5: Solve for x
    x = 6,680,202,420.71/117,771.94
  6. Step 6: Final answer
    x = 56,721.51

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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.