Home / 119,530.54-179,238.60-69,624.86

Finding the Fourth Proportional to 119,530.54, 179,238.60 and 69,624.86

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Solution

The fourth proportional to 119,530.54, 179,238.60 and 69,624.86 is: 104,403.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,530.54 : 179,238.60 = 69,624.86 : x
  2. Step 2: Convert to fraction form
    119,530.54/179,238.60 = 69,624.86/x
  3. Step 3: Cross multiply
    119,530.54x = 179,238.60 × 69,624.86
  4. Step 4: Simplify right side
    119,530.54x = 12,479,462,431.60
  5. Step 5: Solve for x
    x = 12,479,462,431.60/119,530.54
  6. Step 6: Final answer
    x = 104,403.97

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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.