Home / 204,342.72-306,514.08-64,112.16

Finding the Fourth Proportional to 204,342.72, 306,514.08 and 64,112.16

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Solution

The fourth proportional to 204,342.72, 306,514.08 and 64,112.16 is: 96,168.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,342.72 : 306,514.08 = 64,112.16 : x
  2. Step 2: Convert to fraction form
    204,342.72/306,514.08 = 64,112.16/x
  3. Step 3: Cross multiply
    204,342.72x = 306,514.08 × 64,112.16
  4. Step 4: Simplify right side
    204,342.72x = 19,651,279,739.21
  5. Step 5: Solve for x
    x = 19,651,279,739.21/204,342.72
  6. Step 6: Final answer
    x = 96,168.24

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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.