Home / 76,669.55-114,967.94-26,743.58

Finding the Fourth Proportional to 76,669.55, 114,967.94 and 26,743.58

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Solution

The fourth proportional to 76,669.55, 114,967.94 and 26,743.58 is: 40,102.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,669.55 : 114,967.94 = 26,743.58 : x
  2. Step 2: Convert to fraction form
    76,669.55/114,967.94 = 26,743.58/x
  3. Step 3: Cross multiply
    76,669.55x = 114,967.94 × 26,743.58
  4. Step 4: Simplify right side
    76,669.55x = 3,074,653,592.27
  5. Step 5: Solve for x
    x = 3,074,653,592.27/76,669.55
  6. Step 6: Final answer
    x = 40,102.67

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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.