Home / 165,571.47-248,405.60-53,249.17

Finding the Fourth Proportional to 165,571.47, 248,405.60 and 53,249.17

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Solution

The fourth proportional to 165,571.47, 248,405.60 and 53,249.17 is: 79,889.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,571.47 : 248,405.60 = 53,249.17 : x
  2. Step 2: Convert to fraction form
    165,571.47/248,405.60 = 53,249.17/x
  3. Step 3: Cross multiply
    165,571.47x = 248,405.60 × 53,249.17
  4. Step 4: Simplify right side
    165,571.47x = 13,227,391,757.11
  5. Step 5: Solve for x
    x = 13,227,391,757.11/165,571.47
  6. Step 6: Final answer
    x = 79,889.32

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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.