Home / 272,182.38-408,282.77-94,690.86

Finding the Fourth Proportional to 272,182.38, 408,282.77 and 94,690.86

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Solution

The fourth proportional to 272,182.38, 408,282.77 and 94,690.86 is: 142,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,182.38 : 408,282.77 = 94,690.86 : x
  2. Step 2: Convert to fraction form
    272,182.38/408,282.77 = 94,690.86/x
  3. Step 3: Cross multiply
    272,182.38x = 408,282.77 × 94,690.86
  4. Step 4: Simplify right side
    272,182.38x = 38,660,646,141.03
  5. Step 5: Solve for x
    x = 38,660,646,141.03/272,182.38
  6. Step 6: Final answer
    x = 142,039.49

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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.