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Finding the Fourth Proportional to 117,883.58, 176,838.02 and 50,422.62

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Solution

The fourth proportional to 117,883.58, 176,838.02 and 50,422.62 is: 75,639.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,883.58 : 176,838.02 = 50,422.62 : x
  2. Step 2: Convert to fraction form
    117,883.58/176,838.02 = 50,422.62/x
  3. Step 3: Cross multiply
    117,883.58x = 176,838.02 × 50,422.62
  4. Step 4: Simplify right side
    117,883.58x = 8,916,636,031.90
  5. Step 5: Solve for x
    x = 8,916,636,031.90/117,883.58
  6. Step 6: Final answer
    x = 75,639.34

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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.