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Finding the Fourth Proportional to 250,181.15, 375,272.49 and 60,640.77

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Solution

The fourth proportional to 250,181.15, 375,272.49 and 60,640.77 is: 90,961.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,181.15 : 375,272.49 = 60,640.77 : x
  2. Step 2: Convert to fraction form
    250,181.15/375,272.49 = 60,640.77/x
  3. Step 3: Cross multiply
    250,181.15x = 375,272.49 × 60,640.77
  4. Step 4: Simplify right side
    250,181.15x = 22,756,814,160.69
  5. Step 5: Solve for x
    x = 22,756,814,160.69/250,181.15
  6. Step 6: Final answer
    x = 90,961.35

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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.