Home / 135,621.43-203,465.96-95,718.35

Finding the Fourth Proportional to 135,621.43, 203,465.96 and 95,718.35

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Solution

The fourth proportional to 135,621.43, 203,465.96 and 95,718.35 is: 143,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,621.43 : 203,465.96 = 95,718.35 : x
  2. Step 2: Convert to fraction form
    135,621.43/203,465.96 = 95,718.35/x
  3. Step 3: Cross multiply
    135,621.43x = 203,465.96 × 95,718.35
  4. Step 4: Simplify right side
    135,621.43x = 19,475,426,720.33
  5. Step 5: Solve for x
    x = 19,475,426,720.33/135,621.43
  6. Step 6: Final answer
    x = 143,601.40

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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.