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Finding the Fourth Proportional to 95,515.76, 143,273.64 and 29,851.76

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Solution

The fourth proportional to 95,515.76, 143,273.64 and 29,851.76 is: 44,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,515.76 : 143,273.64 = 29,851.76 : x
  2. Step 2: Convert to fraction form
    95,515.76/143,273.64 = 29,851.76/x
  3. Step 3: Cross multiply
    95,515.76x = 143,273.64 × 29,851.76
  4. Step 4: Simplify right side
    95,515.76x = 4,276,970,315.61
  5. Step 5: Solve for x
    x = 4,276,970,315.61/95,515.76
  6. Step 6: Final answer
    x = 44,777.64

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1.5x scale

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.