Home / 154,755.96-232,097-79,837.56

Finding the Fourth Proportional to 154,755.96, 232,097 and 79,837.56

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Solution

The fourth proportional to 154,755.96, 232,097 and 79,837.56 is: 119,737.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,755.96 : 232,097 = 79,837.56 : x
  2. Step 2: Convert to fraction form
    154,755.96/232,097 = 79,837.56/x
  3. Step 3: Cross multiply
    154,755.96x = 232,097 × 79,837.56
  4. Step 4: Simplify right side
    154,755.96x = 18,530,058,163.32
  5. Step 5: Solve for x
    x = 18,530,058,163.32/154,755.96
  6. Step 6: Final answer
    x = 119,737.28

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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.