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Finding the Fourth Proportional to 176,273.74, 264,319.88 and 71,064.46

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Solution

The fourth proportional to 176,273.74, 264,319.88 and 71,064.46 is: 106,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,273.74 : 264,319.88 = 71,064.46 : x
  2. Step 2: Convert to fraction form
    176,273.74/264,319.88 = 71,064.46/x
  3. Step 3: Cross multiply
    176,273.74x = 264,319.88 × 71,064.46
  4. Step 4: Simplify right side
    176,273.74x = 18,783,749,539.46
  5. Step 5: Solve for x
    x = 18,783,749,539.46/176,273.74
  6. Step 6: Final answer
    x = 106,560.11

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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.