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Finding the Fourth Proportional to 349,081.85, 523,612.32 and 96,377.77

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Solution

The fourth proportional to 349,081.85, 523,612.32 and 96,377.77 is: 144,563.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,081.85 : 523,612.32 = 96,377.77 : x
  2. Step 2: Convert to fraction form
    349,081.85/523,612.32 = 96,377.77/x
  3. Step 3: Cross multiply
    349,081.85x = 523,612.32 × 96,377.77
  4. Step 4: Simplify right side
    349,081.85x = 50,464,585,093.91
  5. Step 5: Solve for x
    x = 50,464,585,093.91/349,081.85
  6. Step 6: Final answer
    x = 144,563.76

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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.