Home / 76,836.36-115,191.18-24,213

Finding the Fourth Proportional to 76,836.36, 115,191.18 and 24,213

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Solution

The fourth proportional to 76,836.36, 115,191.18 and 24,213 is: 36,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,836.36 : 115,191.18 = 24,213 : x
  2. Step 2: Convert to fraction form
    76,836.36/115,191.18 = 24,213/x
  3. Step 3: Cross multiply
    76,836.36x = 115,191.18 × 24,213
  4. Step 4: Simplify right side
    76,836.36x = 2,789,124,041.34
  5. Step 5: Solve for x
    x = 2,789,124,041.34/76,836.36
  6. Step 6: Final answer
    x = 36,299.53

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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.