Home / 277,345.35-416,050.82-90,356.85

Finding the Fourth Proportional to 277,345.35, 416,050.82 and 90,356.85

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Solution

The fourth proportional to 277,345.35, 416,050.82 and 90,356.85 is: 135,545.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,345.35 : 416,050.82 = 90,356.85 : x
  2. Step 2: Convert to fraction form
    277,345.35/416,050.82 = 90,356.85/x
  3. Step 3: Cross multiply
    277,345.35x = 416,050.82 × 90,356.85
  4. Step 4: Simplify right side
    277,345.35x = 37,593,039,454.86
  5. Step 5: Solve for x
    x = 37,593,039,454.86/277,345.35
  6. Step 6: Final answer
    x = 135,545.95

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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.