Home / 119,734.76-179,625.18-45,857

Finding the Fourth Proportional to 119,734.76, 179,625.18 and 45,857

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Solution

The fourth proportional to 119,734.76, 179,625.18 and 45,857 is: 68,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,734.76 : 179,625.18 = 45,857 : x
  2. Step 2: Convert to fraction form
    119,734.76/179,625.18 = 45,857/x
  3. Step 3: Cross multiply
    119,734.76x = 179,625.18 × 45,857
  4. Step 4: Simplify right side
    119,734.76x = 8,237,071,879.26
  5. Step 5: Solve for x
    x = 8,237,071,879.26/119,734.76
  6. Step 6: Final answer
    x = 68,794.32

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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.