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Finding the Fourth Proportional to 176,078, 264,137.54 and 63,811.10

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Solution

The fourth proportional to 176,078, 264,137.54 and 63,811.10 is: 95,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,078 : 264,137.54 = 63,811.10 : x
  2. Step 2: Convert to fraction form
    176,078/264,137.54 = 63,811.10/x
  3. Step 3: Cross multiply
    176,078x = 264,137.54 × 63,811.10
  4. Step 4: Simplify right side
    176,078x = 16,854,906,978.69
  5. Step 5: Solve for x
    x = 16,854,906,978.69/176,078
  6. Step 6: Final answer
    x = 95,724.09

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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.