Home / 76,267.84-114,355.62-34,140.16

Finding the Fourth Proportional to 76,267.84, 114,355.62 and 34,140.16

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Solution

The fourth proportional to 76,267.84, 114,355.62 and 34,140.16 is: 51,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,267.84 : 114,355.62 = 34,140.16 : x
  2. Step 2: Convert to fraction form
    76,267.84/114,355.62 = 34,140.16/x
  3. Step 3: Cross multiply
    76,267.84x = 114,355.62 × 34,140.16
  4. Step 4: Simplify right side
    76,267.84x = 3,904,119,163.70
  5. Step 5: Solve for x
    x = 3,904,119,163.70/76,267.84
  6. Step 6: Final answer
    x = 51,189.59

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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.