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Finding the Fourth Proportional to 95,216.46, 142,844.70 and 28,661.46

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Solution

The fourth proportional to 95,216.46, 142,844.70 and 28,661.46 is: 42,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,216.46 : 142,844.70 = 28,661.46 : x
  2. Step 2: Convert to fraction form
    95,216.46/142,844.70 = 28,661.46/x
  3. Step 3: Cross multiply
    95,216.46x = 142,844.70 × 28,661.46
  4. Step 4: Simplify right side
    95,216.46x = 4,094,137,655.26
  5. Step 5: Solve for x
    x = 4,094,137,655.26/95,216.46
  6. Step 6: Final answer
    x = 42,998.21

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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.