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Finding the Fourth Proportional to 76,453.25, 114,721.13 and 44,924.92

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Solution

The fourth proportional to 76,453.25, 114,721.13 and 44,924.92 is: 67,411.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,453.25 : 114,721.13 = 44,924.92 : x
  2. Step 2: Convert to fraction form
    76,453.25/114,721.13 = 44,924.92/x
  3. Step 3: Cross multiply
    76,453.25x = 114,721.13 × 44,924.92
  4. Step 4: Simplify right side
    76,453.25x = 5,153,837,076.13
  5. Step 5: Solve for x
    x = 5,153,837,076.13/76,453.25
  6. Step 6: Final answer
    x = 67,411.61

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1.5x scale

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.