Home / 135,150.84-202,224.06-84,996.72

Finding the Fourth Proportional to 135,150.84, 202,224.06 and 84,996.72

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Solution

The fourth proportional to 135,150.84, 202,224.06 and 84,996.72 is: 127,179.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,150.84 : 202,224.06 = 84,996.72 : x
  2. Step 2: Convert to fraction form
    135,150.84/202,224.06 = 84,996.72/x
  3. Step 3: Cross multiply
    135,150.84x = 202,224.06 × 84,996.72
  4. Step 4: Simplify right side
    135,150.84x = 17,188,381,805.08
  5. Step 5: Solve for x
    x = 17,188,381,805.08/135,150.84
  6. Step 6: Final answer
    x = 127,179.25

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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.