Home / 76,254.54-114,349.41-41,184.78

Finding the Fourth Proportional to 76,254.54, 114,349.41 and 41,184.78

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Solution

The fourth proportional to 76,254.54, 114,349.41 and 41,184.78 is: 61,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,254.54 : 114,349.41 = 41,184.78 : x
  2. Step 2: Convert to fraction form
    76,254.54/114,349.41 = 41,184.78/x
  3. Step 3: Cross multiply
    76,254.54x = 114,349.41 × 41,184.78
  4. Step 4: Simplify right side
    76,254.54x = 4,709,455,293.98
  5. Step 5: Solve for x
    x = 4,709,455,293.98/76,254.54
  6. Step 6: Final answer
    x = 61,759.67

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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.