Home / 76,934.07-115,313.63-32,533.11

Finding the Fourth Proportional to 76,934.07, 115,313.63 and 32,533.11

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Solution

The fourth proportional to 76,934.07, 115,313.63 and 32,533.11 is: 48,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,934.07 : 115,313.63 = 32,533.11 : x
  2. Step 2: Convert to fraction form
    76,934.07/115,313.63 = 32,533.11/x
  3. Step 3: Cross multiply
    76,934.07x = 115,313.63 × 32,533.11
  4. Step 4: Simplify right side
    76,934.07x = 3,751,510,846.62
  5. Step 5: Solve for x
    x = 3,751,510,846.62/76,934.07
  6. Step 6: Final answer
    x = 48,762.67

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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.