Home / 119,755.31-179,633.79-53,177.36

Finding the Fourth Proportional to 119,755.31, 179,633.79 and 53,177.36

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Solution

The fourth proportional to 119,755.31, 179,633.79 and 53,177.36 is: 79,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,755.31 : 179,633.79 = 53,177.36 : x
  2. Step 2: Convert to fraction form
    119,755.31/179,633.79 = 53,177.36/x
  3. Step 3: Cross multiply
    119,755.31x = 179,633.79 × 53,177.36
  4. Step 4: Simplify right side
    119,755.31x = 9,552,449,820.83
  5. Step 5: Solve for x
    x = 9,552,449,820.83/119,755.31
  6. Step 6: Final answer
    x = 79,766.40

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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.