Home / 135,384.90-203,077.35-133,052.10

Finding the Fourth Proportional to 135,384.90, 203,077.35 and 133,052.10

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Solution

The fourth proportional to 135,384.90, 203,077.35 and 133,052.10 is: 199,578.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,384.90 : 203,077.35 = 133,052.10 : x
  2. Step 2: Convert to fraction form
    135,384.90/203,077.35 = 133,052.10/x
  3. Step 3: Cross multiply
    135,384.90x = 203,077.35 × 133,052.10
  4. Step 4: Simplify right side
    135,384.90x = 27,019,867,879.94
  5. Step 5: Solve for x
    x = 27,019,867,879.94/135,384.90
  6. Step 6: Final answer
    x = 199,578.15

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1.5x scale

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.