Home / 165,939.13-248,887.50-53,607.67

Finding the Fourth Proportional to 165,939.13, 248,887.50 and 53,607.67

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Solution

The fourth proportional to 165,939.13, 248,887.50 and 53,607.67 is: 80,404.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,939.13 : 248,887.50 = 53,607.67 : x
  2. Step 2: Convert to fraction form
    165,939.13/248,887.50 = 53,607.67/x
  3. Step 3: Cross multiply
    165,939.13x = 248,887.50 × 53,607.67
  4. Step 4: Simplify right side
    165,939.13x = 13,342,277,722.69
  5. Step 5: Solve for x
    x = 13,342,277,722.69/165,939.13
  6. Step 6: Final answer
    x = 80,404.65

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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.