Home / 71,435.14-107,077.18-26,427.58

Finding the Fourth Proportional to 71,435.14, 107,077.18 and 26,427.58

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Solution

The fourth proportional to 71,435.14, 107,077.18 and 26,427.58 is: 39,613.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,435.14 : 107,077.18 = 26,427.58 : x
  2. Step 2: Convert to fraction form
    71,435.14/107,077.18 = 26,427.58/x
  3. Step 3: Cross multiply
    71,435.14x = 107,077.18 × 26,427.58
  4. Step 4: Simplify right side
    71,435.14x = 2,829,790,740.62
  5. Step 5: Solve for x
    x = 2,829,790,740.62/71,435.14
  6. Step 6: Final answer
    x = 39,613.43

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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.