Home / 64,588.20-89,133.24-35,908.73

Finding the Fourth Proportional to 64,588.20, 89,133.24 and 35,908.73

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Solution

The fourth proportional to 64,588.20, 89,133.24 and 35,908.73 is: 49,554.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,588.20 : 89,133.24 = 35,908.73 : x
  2. Step 2: Convert to fraction form
    64,588.20/89,133.24 = 35,908.73/x
  3. Step 3: Cross multiply
    64,588.20x = 89,133.24 × 35,908.73
  4. Step 4: Simplify right side
    64,588.20x = 3,200,661,449.19
  5. Step 5: Solve for x
    x = 3,200,661,449.19/64,588.20
  6. Step 6: Final answer
    x = 49,554.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.