Home / 135,228.06-202,853.64-35,388.18

Finding the Fourth Proportional to 135,228.06, 202,853.64 and 35,388.18

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Solution

The fourth proportional to 135,228.06, 202,853.64 and 35,388.18 is: 53,085.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,228.06 : 202,853.64 = 35,388.18 : x
  2. Step 2: Convert to fraction form
    135,228.06/202,853.64 = 35,388.18/x
  3. Step 3: Cross multiply
    135,228.06x = 202,853.64 × 35,388.18
  4. Step 4: Simplify right side
    135,228.06x = 7,178,621,125.98
  5. Step 5: Solve for x
    x = 7,178,621,125.98/135,228.06
  6. Step 6: Final answer
    x = 53,085.29

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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.