Home / 135,066.90-202,600.35-133,098.60

Finding the Fourth Proportional to 135,066.90, 202,600.35 and 133,098.60

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Solution

The fourth proportional to 135,066.90, 202,600.35 and 133,098.60 is: 199,647.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,066.90 : 202,600.35 = 133,098.60 : x
  2. Step 2: Convert to fraction form
    135,066.90/202,600.35 = 133,098.60/x
  3. Step 3: Cross multiply
    135,066.90x = 202,600.35 × 133,098.60
  4. Step 4: Simplify right side
    135,066.90x = 26,965,822,944.51
  5. Step 5: Solve for x
    x = 26,965,822,944.51/135,066.90
  6. Step 6: Final answer
    x = 199,647.90

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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.