Home / 277,981.92-417,008.25-75,582.27

Finding the Fourth Proportional to 277,981.92, 417,008.25 and 75,582.27

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Solution

The fourth proportional to 277,981.92, 417,008.25 and 75,582.27 is: 113,383.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,981.92 : 417,008.25 = 75,582.27 : x
  2. Step 2: Convert to fraction form
    277,981.92/417,008.25 = 75,582.27/x
  3. Step 3: Cross multiply
    277,981.92x = 417,008.25 × 75,582.27
  4. Step 4: Simplify right side
    277,981.92x = 31,518,430,143.73
  5. Step 5: Solve for x
    x = 31,518,430,143.73/277,981.92
  6. Step 6: Final answer
    x = 113,383.02

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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.