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Finding the Fourth Proportional to 176,157.12, 264,256.32 and 63,890.40

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Solution

The fourth proportional to 176,157.12, 264,256.32 and 63,890.40 is: 95,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,157.12 : 264,256.32 = 63,890.40 : x
  2. Step 2: Convert to fraction form
    176,157.12/264,256.32 = 63,890.40/x
  3. Step 3: Cross multiply
    176,157.12x = 264,256.32 × 63,890.40
  4. Step 4: Simplify right side
    176,157.12x = 16,883,441,987.33
  5. Step 5: Solve for x
    x = 16,883,441,987.33/176,157.12
  6. Step 6: Final answer
    x = 95,843.09

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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.