Home / 272,101.86-408,182.55-92,317.09

Finding the Fourth Proportional to 272,101.86, 408,182.55 and 92,317.09

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Solution

The fourth proportional to 272,101.86, 408,182.55 and 92,317.09 is: 138,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,101.86 : 408,182.55 = 92,317.09 : x
  2. Step 2: Convert to fraction form
    272,101.86/408,182.55 = 92,317.09/x
  3. Step 3: Cross multiply
    272,101.86x = 408,182.55 × 92,317.09
  4. Step 4: Simplify right side
    272,101.86x = 37,682,225,204.78
  5. Step 5: Solve for x
    x = 37,682,225,204.78/272,101.86
  6. Step 6: Final answer
    x = 138,485.73

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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.