Home / 270,938.32-406,669.92-130,795.36

Finding the Fourth Proportional to 270,938.32, 406,669.92 and 130,795.36

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Solution

The fourth proportional to 270,938.32, 406,669.92 and 130,795.36 is: 196,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,938.32 : 406,669.92 = 130,795.36 : x
  2. Step 2: Convert to fraction form
    270,938.32/406,669.92 = 130,795.36/x
  3. Step 3: Cross multiply
    270,938.32x = 406,669.92 × 130,795.36
  4. Step 4: Simplify right side
    270,938.32x = 53,190,538,587.57
  5. Step 5: Solve for x
    x = 53,190,538,587.57/270,938.32
  6. Step 6: Final answer
    x = 196,319.73

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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.