Home / 135,055.43-202,583.30-35,215.54

Finding the Fourth Proportional to 135,055.43, 202,583.30 and 35,215.54

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Solution

The fourth proportional to 135,055.43, 202,583.30 and 35,215.54 is: 52,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,055.43 : 202,583.30 = 35,215.54 : x
  2. Step 2: Convert to fraction form
    135,055.43/202,583.30 = 35,215.54/x
  3. Step 3: Cross multiply
    135,055.43x = 202,583.30 × 35,215.54
  4. Step 4: Simplify right side
    135,055.43x = 7,134,079,621.95
  5. Step 5: Solve for x
    x = 7,134,079,621.95/135,055.43
  6. Step 6: Final answer
    x = 52,823.35

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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.