Home / 270,028.28-372,514.92-156,829.16

Finding the Fourth Proportional to 270,028.28, 372,514.92 and 156,829.16

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Solution

The fourth proportional to 270,028.28, 372,514.92 and 156,829.16 is: 216,352.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,028.28 : 372,514.92 = 156,829.16 : x
  2. Step 2: Convert to fraction form
    270,028.28/372,514.92 = 156,829.16/x
  3. Step 3: Cross multiply
    270,028.28x = 372,514.92 × 156,829.16
  4. Step 4: Simplify right side
    270,028.28x = 58,421,201,991.07
  5. Step 5: Solve for x
    x = 58,421,201,991.07/270,028.28
  6. Step 6: Final answer
    x = 216,352.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.