Home / 165,581.72-248,296.44-53,241.20

Finding the Fourth Proportional to 165,581.72, 248,296.44 and 53,241.20

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Solution

The fourth proportional to 165,581.72, 248,296.44 and 53,241.20 is: 79,837.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,581.72 : 248,296.44 = 53,241.20 : x
  2. Step 2: Convert to fraction form
    165,581.72/248,296.44 = 53,241.20/x
  3. Step 3: Cross multiply
    165,581.72x = 248,296.44 × 53,241.20
  4. Step 4: Simplify right side
    165,581.72x = 13,219,600,421.33
  5. Step 5: Solve for x
    x = 13,219,600,421.33/165,581.72
  6. Step 6: Final answer
    x = 79,837.32

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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.