Home / 76,835.36-115,189.68-24,212

Finding the Fourth Proportional to 76,835.36, 115,189.68 and 24,212

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Solution

The fourth proportional to 76,835.36, 115,189.68 and 24,212 is: 36,298.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,835.36 : 115,189.68 = 24,212 : x
  2. Step 2: Convert to fraction form
    76,835.36/115,189.68 = 24,212/x
  3. Step 3: Cross multiply
    76,835.36x = 115,189.68 × 24,212
  4. Step 4: Simplify right side
    76,835.36x = 2,788,972,532.16
  5. Step 5: Solve for x
    x = 2,788,972,532.16/76,835.36
  6. Step 6: Final answer
    x = 36,298.03

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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.