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Finding the Fourth Proportional to 117,284.76, 175,915.87 and 33,043.57

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Solution

The fourth proportional to 117,284.76, 175,915.87 and 33,043.57 is: 49,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,284.76 : 175,915.87 = 33,043.57 : x
  2. Step 2: Convert to fraction form
    117,284.76/175,915.87 = 33,043.57/x
  3. Step 3: Cross multiply
    117,284.76x = 175,915.87 × 33,043.57
  4. Step 4: Simplify right side
    117,284.76x = 5,812,887,842.06
  5. Step 5: Solve for x
    x = 5,812,887,842.06/117,284.76
  6. Step 6: Final answer
    x = 49,562.18

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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.