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Finding the Fourth Proportional to 176,310, 264,464.46 and 63,990.07

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Solution

The fourth proportional to 176,310, 264,464.46 and 63,990.07 is: 95,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,310 : 264,464.46 = 63,990.07 : x
  2. Step 2: Convert to fraction form
    176,310/264,464.46 = 63,990.07/x
  3. Step 3: Cross multiply
    176,310x = 264,464.46 × 63,990.07
  4. Step 4: Simplify right side
    176,310x = 16,923,098,646.75
  5. Step 5: Solve for x
    x = 16,923,098,646.75/176,310
  6. Step 6: Final answer
    x = 95,984.91

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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.