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Finding the Fourth Proportional to 283,671.12, 425,579.59 and 106,180.68

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Solution

The fourth proportional to 283,671.12, 425,579.59 and 106,180.68 is: 159,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,671.12 : 425,579.59 = 106,180.68 : x
  2. Step 2: Convert to fraction form
    283,671.12/425,579.59 = 106,180.68/x
  3. Step 3: Cross multiply
    283,671.12x = 425,579.59 × 106,180.68
  4. Step 4: Simplify right side
    283,671.12x = 45,188,330,260.32
  5. Step 5: Solve for x
    x = 45,188,330,260.32/283,671.12
  6. Step 6: Final answer
    x = 159,298.31

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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.