Home / 135,005.90-202,346.85-92,885.90

Finding the Fourth Proportional to 135,005.90, 202,346.85 and 92,885.90

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Solution

The fourth proportional to 135,005.90, 202,346.85 and 92,885.90 is: 139,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,005.90 : 202,346.85 = 92,885.90 : x
  2. Step 2: Convert to fraction form
    135,005.90/202,346.85 = 92,885.90/x
  3. Step 3: Cross multiply
    135,005.90x = 202,346.85 × 92,885.90
  4. Step 4: Simplify right side
    135,005.90x = 18,795,169,274.42
  5. Step 5: Solve for x
    x = 18,795,169,274.42/135,005.90
  6. Step 6: Final answer
    x = 139,217.39

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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.