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Finding the Fourth Proportional to 176,346.72, 264,519.36 and 64,026.72

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Solution

The fourth proportional to 176,346.72, 264,519.36 and 64,026.72 is: 96,039.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,346.72 : 264,519.36 = 64,026.72 : x
  2. Step 2: Convert to fraction form
    176,346.72/264,519.36 = 64,026.72/x
  3. Step 3: Cross multiply
    176,346.72x = 264,519.36 × 64,026.72
  4. Step 4: Simplify right side
    176,346.72x = 16,936,306,997.30
  5. Step 5: Solve for x
    x = 16,936,306,997.30/176,346.72
  6. Step 6: Final answer
    x = 96,039.82

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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.