Home / 270,178.27-405,275.61-92,682.72

Finding the Fourth Proportional to 270,178.27, 405,275.61 and 92,682.72

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Solution

The fourth proportional to 270,178.27, 405,275.61 and 92,682.72 is: 139,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,178.27 : 405,275.61 = 92,682.72 : x
  2. Step 2: Convert to fraction form
    270,178.27/405,275.61 = 92,682.72/x
  3. Step 3: Cross multiply
    270,178.27x = 405,275.61 × 92,682.72
  4. Step 4: Simplify right side
    270,178.27x = 37,562,045,884.46
  5. Step 5: Solve for x
    x = 37,562,045,884.46/270,178.27
  6. Step 6: Final answer
    x = 139,026.89

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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.