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Finding the Fourth Proportional to 176,347.72, 264,520.86 and 64,027.72

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Solution

The fourth proportional to 176,347.72, 264,520.86 and 64,027.72 is: 96,041.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,347.72 : 264,520.86 = 64,027.72 : x
  2. Step 2: Convert to fraction form
    176,347.72/264,520.86 = 64,027.72/x
  3. Step 3: Cross multiply
    176,347.72x = 264,520.86 × 64,027.72
  4. Step 4: Simplify right side
    176,347.72x = 16,936,667,558.24
  5. Step 5: Solve for x
    x = 16,936,667,558.24/176,347.72
  6. Step 6: Final answer
    x = 96,041.32

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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.