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Finding the Fourth Proportional to 117,938.76, 176,908.74 and 33,708.88

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Solution

The fourth proportional to 117,938.76, 176,908.74 and 33,708.88 is: 50,563.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,938.76 : 176,908.74 = 33,708.88 : x
  2. Step 2: Convert to fraction form
    117,938.76/176,908.74 = 33,708.88/x
  3. Step 3: Cross multiply
    117,938.76x = 176,908.74 × 33,708.88
  4. Step 4: Simplify right side
    117,938.76x = 5,963,395,487.61
  5. Step 5: Solve for x
    x = 5,963,395,487.61/117,938.76
  6. Step 6: Final answer
    x = 50,563.49

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1.5x scale

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.