Home / 270,177.27-405,274.11-92,681.72

Finding the Fourth Proportional to 270,177.27, 405,274.11 and 92,681.72

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Solution

The fourth proportional to 270,177.27, 405,274.11 and 92,681.72 is: 139,025.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,177.27 : 405,274.11 = 92,681.72 : x
  2. Step 2: Convert to fraction form
    270,177.27/405,274.11 = 92,681.72/x
  3. Step 3: Cross multiply
    270,177.27x = 405,274.11 × 92,681.72
  4. Step 4: Simplify right side
    270,177.27x = 37,561,500,992.79
  5. Step 5: Solve for x
    x = 37,561,500,992.79/270,177.27
  6. Step 6: Final answer
    x = 139,025.39

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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.