Home / 135,103.44-202,613-50,875.32

Finding the Fourth Proportional to 135,103.44, 202,613 and 50,875.32

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Solution

The fourth proportional to 135,103.44, 202,613 and 50,875.32 is: 76,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,103.44 : 202,613 = 50,875.32 : x
  2. Step 2: Convert to fraction form
    135,103.44/202,613 = 50,875.32/x
  3. Step 3: Cross multiply
    135,103.44x = 202,613 × 50,875.32
  4. Step 4: Simplify right side
    135,103.44x = 10,308,001,211.16
  5. Step 5: Solve for x
    x = 10,308,001,211.16/135,103.44
  6. Step 6: Final answer
    x = 76,297.10

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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.