Home / 89,300.19-133,930.85-44,879.79

Finding the Fourth Proportional to 89,300.19, 133,930.85 and 44,879.79

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Solution

The fourth proportional to 89,300.19, 133,930.85 and 44,879.79 is: 67,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,300.19 : 133,930.85 = 44,879.79 : x
  2. Step 2: Convert to fraction form
    89,300.19/133,930.85 = 44,879.79/x
  3. Step 3: Cross multiply
    89,300.19x = 133,930.85 × 44,879.79
  4. Step 4: Simplify right side
    89,300.19x = 6,010,788,198.12
  5. Step 5: Solve for x
    x = 6,010,788,198.12/89,300.19
  6. Step 6: Final answer
    x = 67,309.91

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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.