Home / 232,012.96-347,977.72-105,623

Finding the Fourth Proportional to 232,012.96, 347,977.72 and 105,623

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Solution

The fourth proportional to 232,012.96, 347,977.72 and 105,623 is: 158,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,012.96 : 347,977.72 = 105,623 : x
  2. Step 2: Convert to fraction form
    232,012.96/347,977.72 = 105,623/x
  3. Step 3: Cross multiply
    232,012.96x = 347,977.72 × 105,623
  4. Step 4: Simplify right side
    232,012.96x = 36,754,450,719.56
  5. Step 5: Solve for x
    x = 36,754,450,719.56/232,012.96
  6. Step 6: Final answer
    x = 158,415.51

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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.