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Finding the Fourth Proportional to 295,291.26, 443,007.45 and 95,611.86

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Solution

The fourth proportional to 295,291.26, 443,007.45 and 95,611.86 is: 143,440.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,291.26 : 443,007.45 = 95,611.86 : x
  2. Step 2: Convert to fraction form
    295,291.26/443,007.45 = 95,611.86/x
  3. Step 3: Cross multiply
    295,291.26x = 443,007.45 × 95,611.86
  4. Step 4: Simplify right side
    295,291.26x = 42,356,766,288.36
  5. Step 5: Solve for x
    x = 42,356,766,288.36/295,291.26
  6. Step 6: Final answer
    x = 143,440.64

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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.