Home / 275,346.06-413,023.62-75,665.19

Finding the Fourth Proportional to 275,346.06, 413,023.62 and 75,665.19

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Solution

The fourth proportional to 275,346.06, 413,023.62 and 75,665.19 is: 113,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,346.06 : 413,023.62 = 75,665.19 : x
  2. Step 2: Convert to fraction form
    275,346.06/413,023.62 = 75,665.19/x
  3. Step 3: Cross multiply
    275,346.06x = 413,023.62 × 75,665.19
  4. Step 4: Simplify right side
    275,346.06x = 31,251,510,681.79
  5. Step 5: Solve for x
    x = 31,251,510,681.79/275,346.06
  6. Step 6: Final answer
    x = 113,499.03

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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.