Home / 272,585.07-408,879.50-95,091.39

Finding the Fourth Proportional to 272,585.07, 408,879.50 and 95,091.39

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Solution

The fourth proportional to 272,585.07, 408,879.50 and 95,091.39 is: 142,637.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,585.07 : 408,879.50 = 95,091.39 : x
  2. Step 2: Convert to fraction form
    272,585.07/408,879.50 = 95,091.39/x
  3. Step 3: Cross multiply
    272,585.07x = 408,879.50 × 95,091.39
  4. Step 4: Simplify right side
    272,585.07x = 38,880,919,522.05
  5. Step 5: Solve for x
    x = 38,880,919,522.05/272,585.07
  6. Step 6: Final answer
    x = 142,637.74

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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.