Home / 119,859.26-179,789.23-31,113.53

Finding the Fourth Proportional to 119,859.26, 179,789.23 and 31,113.53

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Solution

The fourth proportional to 119,859.26, 179,789.23 and 31,113.53 is: 46,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,859.26 : 179,789.23 = 31,113.53 : x
  2. Step 2: Convert to fraction form
    119,859.26/179,789.23 = 31,113.53/x
  3. Step 3: Cross multiply
    119,859.26x = 179,789.23 × 31,113.53
  4. Step 4: Simplify right side
    119,859.26x = 5,593,878,426.75
  5. Step 5: Solve for x
    x = 5,593,878,426.75/119,859.26
  6. Step 6: Final answer
    x = 46,670.39

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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.