Home / 135,623.93-203,412.68-35,785.16

Finding the Fourth Proportional to 135,623.93, 203,412.68 and 35,785.16

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Solution

The fourth proportional to 135,623.93, 203,412.68 and 35,785.16 is: 53,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,623.93 : 203,412.68 = 35,785.16 : x
  2. Step 2: Convert to fraction form
    135,623.93/203,412.68 = 35,785.16/x
  3. Step 3: Cross multiply
    135,623.93x = 203,412.68 × 35,785.16
  4. Step 4: Simplify right side
    135,623.93x = 7,279,154,103.84
  5. Step 5: Solve for x
    x = 7,279,154,103.84/135,623.93
  6. Step 6: Final answer
    x = 53,671.61

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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.