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Finding the Fourth Proportional to 117,364.40, 176,046.60 and 62,068.40

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Solution

The fourth proportional to 117,364.40, 176,046.60 and 62,068.40 is: 93,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,364.40 : 176,046.60 = 62,068.40 : x
  2. Step 2: Convert to fraction form
    117,364.40/176,046.60 = 62,068.40/x
  3. Step 3: Cross multiply
    117,364.40x = 176,046.60 × 62,068.40
  4. Step 4: Simplify right side
    117,364.40x = 10,926,930,787.44
  5. Step 5: Solve for x
    x = 10,926,930,787.44/117,364.40
  6. Step 6: Final answer
    x = 93,102.60

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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.