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Finding the Fourth Proportional to 77,586.75, 107,069.72 and 44,052.75

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Solution

The fourth proportional to 77,586.75, 107,069.72 and 44,052.75 is: 60,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,586.75 : 107,069.72 = 44,052.75 : x
  2. Step 2: Convert to fraction form
    77,586.75/107,069.72 = 44,052.75/x
  3. Step 3: Cross multiply
    77,586.75x = 107,069.72 × 44,052.75
  4. Step 4: Simplify right side
    77,586.75x = 4,716,715,387.47
  5. Step 5: Solve for x
    x = 4,716,715,387.47/77,586.75
  6. Step 6: Final answer
    x = 60,792.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.