Home / 79,749.42-119,624.93-34,150.96

Finding the Fourth Proportional to 79,749.42, 119,624.93 and 34,150.96

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Solution

The fourth proportional to 79,749.42, 119,624.93 and 34,150.96 is: 51,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,749.42 : 119,624.93 = 34,150.96 : x
  2. Step 2: Convert to fraction form
    79,749.42/119,624.93 = 34,150.96/x
  3. Step 3: Cross multiply
    79,749.42x = 119,624.93 × 34,150.96
  4. Step 4: Simplify right side
    79,749.42x = 4,085,306,199.43
  5. Step 5: Solve for x
    x = 4,085,306,199.43/79,749.42
  6. Step 6: Final answer
    x = 51,226.78

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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.