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Finding the Fourth Proportional to 232,453.44, 348,380.43 and 112,482.21

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Solution

The fourth proportional to 232,453.44, 348,380.43 and 112,482.21 is: 168,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,453.44 : 348,380.43 = 112,482.21 : x
  2. Step 2: Convert to fraction form
    232,453.44/348,380.43 = 112,482.21/x
  3. Step 3: Cross multiply
    232,453.44x = 348,380.43 × 112,482.21
  4. Step 4: Simplify right side
    232,453.44x = 39,186,600,687.15
  5. Step 5: Solve for x
    x = 39,186,600,687.15/232,453.44
  6. Step 6: Final answer
    x = 168,578.28

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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.