Home / 119,435.41-179,159.39-30,689.52

Finding the Fourth Proportional to 119,435.41, 179,159.39 and 30,689.52

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Solution

The fourth proportional to 119,435.41, 179,159.39 and 30,689.52 is: 46,035.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,435.41 : 179,159.39 = 30,689.52 : x
  2. Step 2: Convert to fraction form
    119,435.41/179,159.39 = 30,689.52/x
  3. Step 3: Cross multiply
    119,435.41x = 179,159.39 × 30,689.52
  4. Step 4: Simplify right side
    119,435.41x = 5,498,315,682.59
  5. Step 5: Solve for x
    x = 5,498,315,682.59/119,435.41
  6. Step 6: Final answer
    x = 46,035.89

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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.