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Finding the Fourth Proportional to 176,052.92, 264,112.80 and 57,731.36

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Solution

The fourth proportional to 176,052.92, 264,112.80 and 57,731.36 is: 86,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,052.92 : 264,112.80 = 57,731.36 : x
  2. Step 2: Convert to fraction form
    176,052.92/264,112.80 = 57,731.36/x
  3. Step 3: Cross multiply
    176,052.92x = 264,112.80 × 57,731.36
  4. Step 4: Simplify right side
    176,052.92x = 15,247,591,137.41
  5. Step 5: Solve for x
    x = 15,247,591,137.41/176,052.92
  6. Step 6: Final answer
    x = 86,608.00

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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.