Home / 119,684.49-179,587.33-79,730.73

Finding the Fourth Proportional to 119,684.49, 179,587.33 and 79,730.73

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Solution

The fourth proportional to 119,684.49, 179,587.33 and 79,730.73 is: 119,636.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,684.49 : 179,587.33 = 79,730.73 : x
  2. Step 2: Convert to fraction form
    119,684.49/179,587.33 = 79,730.73/x
  3. Step 3: Cross multiply
    119,684.49x = 179,587.33 × 79,730.73
  4. Step 4: Simplify right side
    119,684.49x = 14,318,628,720.32
  5. Step 5: Solve for x
    x = 14,318,628,720.32/119,684.49
  6. Step 6: Final answer
    x = 119,636.46

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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.