Home / 119,840.43-179,767.41-31,091.58

Finding the Fourth Proportional to 119,840.43, 179,767.41 and 31,091.58

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Solution

The fourth proportional to 119,840.43, 179,767.41 and 31,091.58 is: 46,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,840.43 : 179,767.41 = 31,091.58 : x
  2. Step 2: Convert to fraction form
    119,840.43/179,767.41 = 31,091.58/x
  3. Step 3: Cross multiply
    119,840.43x = 179,767.41 × 31,091.58
  4. Step 4: Simplify right side
    119,840.43x = 5,589,252,809.41
  5. Step 5: Solve for x
    x = 5,589,252,809.41/119,840.43
  6. Step 6: Final answer
    x = 46,639.13

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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.