Home / 202,291.08-303,475.56-77,622.36

Finding the Fourth Proportional to 202,291.08, 303,475.56 and 77,622.36

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Solution

The fourth proportional to 202,291.08, 303,475.56 and 77,622.36 is: 116,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,291.08 : 303,475.56 = 77,622.36 : x
  2. Step 2: Convert to fraction form
    202,291.08/303,475.56 = 77,622.36/x
  3. Step 3: Cross multiply
    202,291.08x = 303,475.56 × 77,622.36
  4. Step 4: Simplify right side
    202,291.08x = 23,556,489,169.52
  5. Step 5: Solve for x
    x = 23,556,489,169.52/202,291.08
  6. Step 6: Final answer
    x = 116,448.48

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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.