Home / 89,558.18-134,346.67-44,590.69

Finding the Fourth Proportional to 89,558.18, 134,346.67 and 44,590.69

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Solution

The fourth proportional to 89,558.18, 134,346.67 and 44,590.69 is: 66,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,558.18 : 134,346.67 = 44,590.69 : x
  2. Step 2: Convert to fraction form
    89,558.18/134,346.67 = 44,590.69/x
  3. Step 3: Cross multiply
    89,558.18x = 134,346.67 × 44,590.69
  4. Step 4: Simplify right side
    89,558.18x = 5,990,609,819.82
  5. Step 5: Solve for x
    x = 5,990,609,819.82/89,558.18
  6. Step 6: Final answer
    x = 66,890.71

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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.