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Finding the Fourth Proportional to 117,366.84, 176,048.46 and 47,244.42

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Solution

The fourth proportional to 117,366.84, 176,048.46 and 47,244.42 is: 70,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,366.84 : 176,048.46 = 47,244.42 : x
  2. Step 2: Convert to fraction form
    117,366.84/176,048.46 = 47,244.42/x
  3. Step 3: Cross multiply
    117,366.84x = 176,048.46 × 47,244.42
  4. Step 4: Simplify right side
    117,366.84x = 8,317,307,384.59
  5. Step 5: Solve for x
    x = 8,317,307,384.59/117,366.84
  6. Step 6: Final answer
    x = 70,865.91

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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.