Home / 76,936.07-115,316.62-32,535.11

Finding the Fourth Proportional to 76,936.07, 115,316.62 and 32,535.11

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Solution

The fourth proportional to 76,936.07, 115,316.62 and 32,535.11 is: 48,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,936.07 : 115,316.62 = 32,535.11 : x
  2. Step 2: Convert to fraction form
    76,936.07/115,316.62 = 32,535.11/x
  3. Step 3: Cross multiply
    76,936.07x = 115,316.62 × 32,535.11
  4. Step 4: Simplify right side
    76,936.07x = 3,751,838,916.53
  5. Step 5: Solve for x
    x = 3,751,838,916.53/76,936.07
  6. Step 6: Final answer
    x = 48,765.67

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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.