Home / 270,845.37-406,267.03-81,304.92

Finding the Fourth Proportional to 270,845.37, 406,267.03 and 81,304.92

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Solution

The fourth proportional to 270,845.37, 406,267.03 and 81,304.92 is: 121,957.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,845.37 : 406,267.03 = 81,304.92 : x
  2. Step 2: Convert to fraction form
    270,845.37/406,267.03 = 81,304.92/x
  3. Step 3: Cross multiply
    270,845.37x = 406,267.03 × 81,304.92
  4. Step 4: Simplify right side
    270,845.37x = 33,031,508,372.79
  5. Step 5: Solve for x
    x = 33,031,508,372.79/270,845.37
  6. Step 6: Final answer
    x = 121,957.07

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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.