Home / 260,453.55-390,801.87-92,101.38

Finding the Fourth Proportional to 260,453.55, 390,801.87 and 92,101.38

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Solution

The fourth proportional to 260,453.55, 390,801.87 and 92,101.38 is: 138,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,453.55 : 390,801.87 = 92,101.38 : x
  2. Step 2: Convert to fraction form
    260,453.55/390,801.87 = 92,101.38/x
  3. Step 3: Cross multiply
    260,453.55x = 390,801.87 × 92,101.38
  4. Step 4: Simplify right side
    260,453.55x = 35,993,391,533.58
  5. Step 5: Solve for x
    x = 35,993,391,533.58/260,453.55
  6. Step 6: Final answer
    x = 138,195.05

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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.